v0.28.0

Updates tree-sitter-gleam to support version 0.28.0 of the Gleam programming language. Per our new backwards-compatibility policy, this release is not dropping support for try or assert so that older Gleam code may still be parsed, but support for those will be dropped in release v0.31.0.

Breaking Changes

We are still maintaining "backwards compatibility" insofar as older Gleam code will still be parsed, but the node names may change.

• expression_group has been renamed block
• negation has been renamed boolean_negation

Other Changes

• Added support for integer_negation (e.g. -1)
• Various internal reworkings (expressions becoming statements, etc) but most (all?) of this should be hidden from users.

Thanks to @the-mikedavis and @lpil for their help with this release!