check main

Signed-off-by: Yanxuan Liu <[email protected]>

Author: YanxuanLiu

.github/workflows/license-header-check.yml

@@ -55,4 +55,4 @@ jobs:
             *target/*,
             thirdparty/*,
             sql-plugin/src/main/java/com/nvidia/spark/rapids/format/*
- 
+          check_main: true