Meta: Exclude LibCpp&LanguageServer tests from check-newlines-at-eof.py

Author: https://github.com/itamar8910
Commit: https://github.com/SerenityOS/serenity/commit/b9021f8631b
Pull-request: https://github.com/SerenityOS/serenity/pull/7383
Reviewed-by: https://github.com/gunnarbeutner

Meta/check-newlines-at-eof.py

@@ -21,7 +21,9 @@ def run():
             "*.json",
             "CMake*.txt",
             "**/CMake*.txt",
-            ":!:Kernel/FileSystem/ext2_fs.h"
+            ":!:Kernel/FileSystem/ext2_fs.h",
+            ':!:Userland/DevTools/HackStudio/LanguageServers/Cpp/Tests/*',
+            ':!:Userland/Libraries/LibCpp/Tests/*'
         ],
         check=True,
         capture_output=True