docs: add gitcommit language and update go language (#7181)

Release Notes:

- N/A

docs/src/languages/gitcommit.md

@@ -0,0 +1,4 @@
+# Git Commit
+
+- Tree Sitter: [tree-sitter-gitcommit](https://github.com/gbprod/tree-sitter-gitcommit)
+- Language Server: N/A

docs/src/languages/go.md

@@ -2,3 +2,18 @@
 
 - Tree Sitter: [tree-sitter-go](https://github.com/tree-sitter/tree-sitter-go)
 - Language Server: [gopls](https://github.com/golang/tools/tree/master/gopls)
+
+# Go Mod
+
+- Tree Sitter: [tree-sitter-gomod](https://github.com/camdencheek/tree-sitter-go-mod)
+- Language Server: N/A
+
+# Go Sum
+
+TODO: https://github.com/zed-industries/zed/pull/7139
+
+# Go Work
+
+- Tree Sitter:
+[tree-sitter-go-work](https://github.com/d1y/tree-sitter-go-work)
+- Language Server: N/A