chore: drop unused languages from the comment rule scope

scala, java, cc, cpp, hpp, swift, php, cs.

hooks/comment-lint.py

@@ -20,9 +20,8 @@ MAX_COMMENT_RUN = 3  # contract budget; past this you are teaching, not warning
 # the rule and never lints.
 CODE_EXT = {
     ".ts", ".tsx", ".js", ".jsx", ".mjs", ".cjs", ".py", ".rs", ".go", ".sol",
-    ".sh", ".bash", ".zsh", ".c", ".h", ".cc", ".cpp", ".hpp", ".java", ".kt",
-    ".rb", ".lua", ".zig", ".nix", ".swift", ".php", ".cs", ".scala", ".ex",
-    ".yaml", ".yml", ".toml",
+    ".sh", ".bash", ".zsh", ".c", ".h", ".kt", ".rb", ".lua", ".zig", ".nix",
+    ".ex", ".yaml", ".yml", ".toml",
 }
 
 COMMENT_RE = re.compile(r"^\s*(//+|#+|/\*+|\*+/?|--|;;?)\s?(.*)$")