Fix broken link (#4411) (#2884)

Signed-off-by: Modular Magician <[email protected]>

Author: modular-magician

.changelog/4411.txt

@@ -0,0 +1,3 @@
+```release-note:none
+
+```

google-beta/resource_cloud_build_trigger.go

@@ -107,7 +107,8 @@ run directly. If not, the host will attempt to pull the image first, using
 the builder service account's credentials if necessary.
 
 The Docker daemon's cache will already have the latest versions of all of
-the officially supported build steps (https://github.com/GoogleCloudPlatform/cloud-builders).
+the officially supported build steps (see https://github.com/GoogleCloudPlatform/cloud-builders 
+for images and examples).
 The Docker daemon will also have cached many of the layers for some popular
 images, like "ubuntu", "debian", but they will be refreshed at the time
 you attempt to use them.

website/docs/r/cloudbuild_trigger.html.markdown

@@ -448,7 +448,8 @@ The `step` block supports:
   run directly. If not, the host will attempt to pull the image first, using
   the builder service account's credentials if necessary.
   The Docker daemon's cache will already have the latest versions of all of
-  the officially supported build steps (https://github.com/GoogleCloudPlatform/cloud-builders).
+  the officially supported build steps (see https://github.com/GoogleCloudPlatform/cloud-builders 
+  for images and examples).
   The Docker daemon will also have cached many of the layers for some popular
   images, like "ubuntu", "debian", but they will be refreshed at the time
   you attempt to use them.