Bump grape from 1.5.2 to 1.5.3 in /gemfiles/grape-1.x

Bumps [grape](https://github.com/ruby-grape/grape) from 1.5.2 to 1.5.3.
- [Release notes](https://github.com/ruby-grape/grape/releases)
- [Changelog](https://github.com/ruby-grape/grape/blob/master/CHANGELOG.md)
- [Commits](ruby-grape/grape@v1.5.2...v1.5.3)

Signed-off-by: dependabot[bot] <support@github.com>

gemfiles/grape-1.x/Gemfile.lock

@@ -82,7 +82,7 @@ GEM
  multipart-post (>= 1.2, < 3)
  ruby2_keywords
  faraday-net_http (1.0.1)
- grape (1.5.2)
+ grape (1.5.3)
  activesupport
  builder
  dry-types (>= 1.1)
@@ -98,7 +98,7 @@ GEM
  jsonapi-serializable (~> 0.3.0)
  graphiti_errors (1.1.2)
  jsonapi-serializable (~> 0.1)
- graphql (1.11.8)
+ graphql (1.12.5)
  hashdiff (1.0.1)
  httpclient (2.8.3)
  i18n (1.8.9)
@@ -209,7 +209,7 @@ DEPENDENCIES
  faraday
  grape (~> 1)
  graphiti
- graphql (~> 1.11.0)
+ graphql (~> 1.12.5)
  httpclient
  puma
  rack-test