chore: Fixed Ruby documentation generation

Google APIs · copybara-github · commit bc22d9155d0b · 2023-02-27T10:50:43.000-08:00
PiperOrigin-RevId: 512672271
diff --git a/google/cloud/bigquery/connection/v1/connection.proto b/google/cloud/bigquery/connection/v1/connection.proto
@@ -323,8 +323,8 @@ message CloudSpannerProperties {
 
   // Optional. Cloud Spanner database role for fine-grained access control.
   // A database role is a collection of fine-grained access privileges. Example:
-  // Admin predefines roles that provides user a set of permissions {`SELECT`,
-  // `INSERT`, ..}. The user can then specify a predefined role on a connection to
+  // Admin predefines roles that provides user a set of permissions (SELECT,
+  // INSERT, ..). The user can then specify a predefined role on a connection to
   // execute their Cloud Spanner query. The role is passthrough here. If the
   // user is not authorized to use the specified role, they get an error. This
   // validation happens on Cloud Spanner.
