fix: make tree-sitter lookup in .js and .ts files pick up only last preceding comment before code block

Author: beDmitry

extensions/vscode/tree-sitter/code-snippet-queries/javascript.scm

@@ -1,20 +1,20 @@
 (
-  (comment)? @comment
+  (comment)? @comment .
   (class_declaration
     name: (_) @name
   ) @definition
 )
 
 (
-  (comment)? @comment
+  (comment)? @comment .
   (function_declaration
     name: (_) @name
     parameters: (_) @parameters
   ) @definition
 )
 
 (
-  (comment)? @comment
+  (comment)? @comment .
   (method_definition
     name: (_) @name
     parameters: (_) @parameters

extensions/vscode/tree-sitter/code-snippet-queries/typescript.scm

@@ -1,28 +1,28 @@
 (
-  (comment)? @comment
+  (comment)? @comment .
   (class_declaration
     name: (_) @name
   ) @definition
 )
 
 (
-  (comment)? @comment
+  (comment)? @comment .
   (function_declaration
     name: (_) @name
     parameters: (_) @parameters
   ) @definition
 )
 
 (
-  (comment)? @comment
+  (comment)? @comment .
   (method_definition
     name: (_) @name
     parameters: (_) @parameters
   ) @definition
 )
 
 (
-  (comment)? @comment
+  (comment)? @comment .
   (interface_declaration
     name: (_) @name) @definition
 )