build: the include-component-in-tag should default to false (#889)

The default should be to create plain tags like `v1.2.3`

Signed-off-by: Jeff Ching <chingor@google.com>

action.yml

@@ -45,6 +45,7 @@ inputs:
   include-component-in-tag:
     description: 'If true, add prefix to tags and branches, allowing multiple libraries to be released from the same repository'
     required: false
+    default: false
   proxy-server:
     description: 'set proxy sever when you run this action behind a proxy. format is host:port e.g. proxy-host.com:8080'
     required: false