Adds permissions lines to workflow samples

Since Jan 2nd, 2023 this is required (or changing default workflow perms in repo settings). Reference: https://github.blog/changelog/2023-02-02-github-actions-updating-the-default-github_token-permissions-to-read-only/

README.md

@@ -52,6 +52,9 @@ jobs:
 
     runs-on: ubuntu-latest
 
+    permissions:
+      contents: write
+
     steps:
       - uses: actions/checkout@v2
 
@@ -193,6 +196,9 @@ jobs:
   publish:
     runs-on: ubuntu-latest
 
+    permissions:
+      contents: write
+
     steps:
       - uses: actions/checkout@v2
 
@@ -280,6 +286,8 @@ on:
 jobs:
   job1:
     runs-on: ubuntu-latest
+    permissions:
+      contents: write
     steps:
       - uses: actions/checkout@v2
 
@@ -313,6 +321,8 @@ jobs:
   publish:
     name: Assemble and publish docs
     runs-on: ubuntu-latest
+    permissions:
+      contents: write
 
     steps:
       - uses: actions/checkout@v2
@@ -336,4 +346,4 @@ jobs:
 - Retype's [action-build](https://github.com/retypeapp/action-build)
 - Retype's [action-github-pages](https://github.com/retypeapp/action-github-pages)
 - [GitHub Actions documentation](https://docs.github.com/en/actions)
-- [The git-ftp website](https://git-ftp.github.io/)
+- [The git-ftp website](https://git-ftp.github.io/)