internal/gapicgen: skip failing cel

Change-Id: I4ca3881f2dfc539daeb5a2de024563b66acffee6
Reviewed-on: https://code-review.googlesource.com/c/gocloud/+/49530
Reviewed-by: Cody Oss <codyoss@google.com>
diff --git a/internal/gapicgen/generator/config.go b/internal/gapicgen/generator/config.go
index 62802be..8bda385 100644
--- a/internal/gapicgen/generator/config.go
+++ b/internal/gapicgen/generator/config.go
@@ -384,7 +384,10 @@
 
 // Relative to googleapis dir.
 var artmanGapicConfigPaths = []string{
-	"google/api/expr/artman_cel.yaml",
+	// TODO: Add back in after https://github.com/googleapis/artman/issues/775
+	// is fixed.
+	// "google/api/expr/artman_cel.yaml",
+
 	"google/cloud/asset/artman_cloudasset_v1beta1.yaml",
 	"google/cloud/asset/artman_cloudasset_v1p2beta1.yaml",
 	"google/iam/credentials/artman_iamcredentials_v1.yaml",