Synchronize new proto/yaml changes.

PiperOrigin-RevId: 191603836

google/devtools/cloudbuild/v1/cloudbuild.proto

@@ -558,6 +558,10 @@ message Artifacts {
 
     // Path globs used to match files in the build's workspace.
     repeated string paths = 2;
+
+    // Stores timing information for pushing all artifact objects.
+    // @OutputOnly
+    TimeSpan timing = 3;
   }
 
   // A list of images to be pushed upon the successful completion of all build
@@ -640,6 +644,9 @@ message Hash {
 
     // Use a sha256 hash.
     SHA256 = 1;
+
+    // Use a md5 hash.
+    MD5 = 2;
   }
 
   // The type of hash that was performed.