Update Grants.rb add Patch (#464)

* Update Grants.rb add Patch

Add Patch operation, as it is needed when doing Update Grant

* Update grants_spec to use patch

Test should use patch instead of put for grants update

lib/nylas/resources/grants.rb

@@ -9,6 +9,7 @@ class Grants < Resource
     include ApiOperations::Get
     include ApiOperations::Put
     include ApiOperations::Delete
+    include ApiOperations::Patch
 
     # Return all grants.
     #
@@ -37,7 +38,7 @@ def find(grant_id:)
     # @param request_body [Hash] The values to update the grant with
     # @return [Array(Hash, String)] The updated grant and API Request ID.
     def update(grant_id:, request_body:)
-      put(
+      patch(
         path: "#{api_uri}/v3/grants/#{grant_id}",
         request_body: request_body
       )

spec/nylas/resources/grants_spec.rb

@@ -56,7 +56,7 @@
         scope: %w[https://www.googleapis.com/auth/userinfo.email https://www.googleapis.com/auth/userinfo.profile]
       }
       path = "#{api_uri}/v3/grants/#{grant_id}"
-      allow(grants).to receive(:put)
+      allow(grants).to receive(:patch)
         .with(path: path, request_body: request_body)
         .and_return(response)