feat(tree-sitter): add injections for xml

after/queries/xml/injections.scm

@@ -0,0 +1,32 @@
+;; extends
+
+; js
+(element 
+  (STag
+	(Attribute
+	  (Name) @_name (#eq? @_name "language")
+	  (AttValue) @_value (#match? @_value "^\"javascript\"?$\\c")
+	  )
+	)
+  (content
+	(CDSect
+	  (CData) @injection.content
+	  (#set! injection.language "javascript"))))
+
+; sql
+(element 
+  (STag
+	  (Name) @_name (#eq? @_name "freeQuery")
+	)
+  (content
+	(CDSect
+	  (CData) @injection.content
+	  (#set! injection.language "sql"))))
+
+(element 
+  (STag
+	  (Name) @_name (#eq? @_name "sql")
+	)
+  (content
+	(CharData) @injection.content
+	(#set! injection.language "sql")))