add go.sum to .gitignore
diff --git a/.gitignore b/.gitignore
index 34bab27..c08ca95 100644
--- a/.gitignore
+++ b/.gitignore
@@ -88,3 +88,4 @@
 **/*.zip
 **/zz_generated.deepcopy.go
 **/zz_generated.openapi.go
+**/go.sum
\ No newline at end of file