docs: fix formatting

Author: horriblename

docs/release-notes/rl-0.8.md

@@ -518,10 +518,12 @@
 
 [Morsicus](https://github.com/Morsicus):
 
-- Add [EEx Treesitter Grammar](https://github.com/connorlay/tree-sitter-eex) for Elixir
-- Add [HEEx Treesitter Grammar](https://github.com/phoenixframework/tree-sitter-heex) for Elixir
+- Add [EEx Treesitter Grammar](https://github.com/connorlay/tree-sitter-eex) for
+  Elixir
+- Add
+  [HEEx Treesitter Grammar](https://github.com/phoenixframework/tree-sitter-heex)
+  for Elixir
 
 [diced](https://github.com/diced):
 
 - Fixed `typescript` treesitter grammar not being included by default.
-