chore: update .gitattributes

Author: amaanq

.gitattributes

@@ -1,10 +1,6 @@
-/src/** linguist-vendored
 /examples/* linguist-vendored
 
++src/tree_sitter/* linguist-generated
 src/grammar.json linguist-generated
 src/node-types.json linguist-generated
 src/parser.c linguist-generated
-
-src/grammar.json -diff
-src/node-types.json -diff
-src/parser.c -di