fixup! update timeout for tests to avoid ctx deadline errors

internal/credential/rotate_test.go

@@ -31,7 +31,7 @@ func TestRotateServiceAccountKey(t *testing.T) {
 			},
 		},
 	}
-	testValidateTimeout := 200 * time.Millisecond
+	testValidateTimeout := 1 * time.Second
 
 	tests := []struct {
 		name          string