docs: Updated Discord links

docs/governance/README.md

@@ -19,7 +19,7 @@ Cosmos governance is driven by the Cosmos community, and much of the documentati
 Governance discussions happens in a number of places moderated by diverse community members, including:
 
 - [Forum](http://forum.cosmos.network/)
-- [Discord](https://discord.gg/W8trcGV)
+- [Discord](https://discord.com/invite/cosmosnetwork)
 - [Twitter](https://twitter.com/CosmosGov)
 - [Reddit](http://reddit.com/r/cosmosnetwork)
 - anywhere else you might interact with members of the Cosmos community!

docs/governance/proposals/2021-01-stargate-upgrade-b/README.md

@@ -74,7 +74,7 @@ All previous Cosmos Hub upgrades reset the block height. Our interactions with e
 
 Documentation was a success for the Cosmos Stargate effort. The upgrades with the most breaking changes such as legacy Amino have a complete audit with documentation on exceptions for blockchain API interfaces.
 
-Most exchanges and wallets have taken self-certification on directly. Our team continues to provide real-time support on multiple partner slack channels and on the Cosmos [#stargate Discord](https://discord.gg/W8trcGV) channel.
+Most exchanges and wallets have taken self-certification on directly. Our team continues to provide real-time support on multiple partner slack channels and on the Cosmos [#stargate Discord](https://discord.com/invite/cosmosnetwork) channel.
 
 We have conducted numerous testnets with different partners. A particularly important testnet conducted with a significant fraction of the Hub validator set was a simulated upgrade of the cosmoshub on Nov 25th,2020. This tested the full upgrade flow including the prop29 implementation and height preserving upgrade functionality.
 

docs/governance/proposals/2021-01-stargate-upgrade/README.md

@@ -67,7 +67,7 @@ All previous Cosmos Hub upgrades reset the block height. Our interactions with e
 
 Documentation was a success for the Cosmos Stargate effort. The upgrades with the most breaking changes such as legacy Amino have a complete audit with documentation on exceptions for blockchain API interfaces.
 
-Most exchanges and wallets have taken self-certification on directly. Our team continues to provide real-time support on multiple partner slack channels and on the Cosmos [#stargate Discord](https://discord.gg/W8trcGV) channel.
+Most exchanges and wallets have taken self-certification on directly. Our team continues to provide real-time support on multiple partner slack channels and on the Cosmos [#stargate Discord](https://discord.com/invite/cosmosnetwork) channel.
 
 We have conducted numerous testnets with different partners. A particularly important testnet conducted with a significant fraction of the Hub validator set was a simulated upgrade of the cosmoshub on Nov 25th,2020. This tested the full upgrade flow including the prop29 implementation and height preserving upgrade functionality.
 

docs/governance/state-of-cosmos-governance-2021.md

@@ -61,7 +61,7 @@ Venues involve community members to different degrees and individuals often perf
   - Venue primarily for ATOM holders to discuss ATOM and other ecosystem coins
   - Discussion topics mostly about investing in the ecosystem and include: [investment theses](https://www.reddit.com/r/cosmosnetwork/comments/o38psh/i_think_atom_is_undervalued/), where to buy tokens, wallets to use, how to stake, and more recently, how to get involved with DeFi in the ecosystem (e.g., with Osmosis) 
   - Community managers use it for announcements (e.g., catdotfish)
-- **[Cosmos Community Discord](https://discord.gg/W8trcGV)**
+- **[Cosmos Community Discord](https://discord.com/invite/cosmosnetwork)**
   - For ecosystem cross-pollination with an active developer presence. Older Riot chats have moved here. 
   - `#validator-verified` channel for example discussing proposals, upgrades etc.  
   - Major ecosystem chains all have a presence here, cross-validator convo, artefacts like: [Citadel.one Validator Constitution](https://drive.google.com/file/d/1wDTqro208y_1q3zF6rt39QjwYkcvVd7P/view) 

docs/governance/submitting.md

@@ -142,7 +142,7 @@ The `<deposit>` is written as `500000uatom`, just like the example above.
 Submitting to the testnet is identical to mainnet submissions aside from a few changes:
 1. The chain-id is `theta-testnet-001`.
 2. The list of usable endpoints can be found [here](https://github.com/cosmos/testnets/tree/master/public#readme).
-3. You will need testnet tokens, not ATOM. There is a faucet available in the Developer [Discord](https://discord.gg/W8trcGV).
+3. You will need testnet tokens, not ATOM. There is a faucet available in the Developer [Discord](https://discord.com/invite/cosmosnetwork).
 
 You may want to submit your proposal to the testnet chain before the mainnet for a number of reasons:
 1. To see what the proposal description will look like.