Update Cloud Run Resource to make containerPort be optional (#5677) (#11040)

* change to optional per docs

* fix formatting issues

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

Author: modular-magician

.changelog/5677.txt

@@ -0,0 +1,3 @@
+```release-note:bug
+cloudrun: updated `containers.ports.container_port` to be optional instead of required on `google_cloud_run_service`
+```

google/resource_cloud_run_service.go

@@ -295,19 +295,19 @@ https://cloud.google.com/run/docs/reference/rest/v1/RevisionSpec#ContainerPort`,
 														Schema: map[string]*schema.Schema{
 															"container_port": {
 																Type:        schema.TypeInt,
-																Required:    true,
-																Description: `Port number.`,
+																Optional:    true,
+																Description: `Port number the container listens on. This must be a valid port number, 0 < x < 65536.`,
 															},
 															"name": {
 																Type:        schema.TypeString,
 																Computed:    true,
 																Optional:    true,
-																Description: `Name of the port.`,
+																Description: `If specified, used to specify which protocol to use. Allowed values are "http1" and "h2c".`,
 															},
 															"protocol": {
 																Type:        schema.TypeString,
 																Optional:    true,
-																Description: `Protocol used on port. Defaults to TCP.`,
+																Description: `Protocol for port. Must be "TCP". Defaults to "TCP".`,
 															},
 														},
 													},

website/docs/r/cloud_run_service.html.markdown

@@ -737,15 +737,15 @@ The following arguments are supported:
 
 * `name` -
   (Optional)
-  Name of the port.
+  If specified, used to specify which protocol to use. Allowed values are "http1" and "h2c".
 
 * `protocol` -
   (Optional)
-  Protocol used on port. Defaults to TCP.
+  Protocol for port. Must be "TCP". Defaults to "TCP".
 
 * `container_port` -
-  (Required)
-  Port number.
+  (Optional)
+  Port number the container listens on. This must be a valid port number, 0 < x < 65536.
 
 <a name="nested_resources"></a>The `resources` block supports: