Bump grape from 1.5.2 to 1.5.3

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>

Gemfile

@@ -22,7 +22,7 @@ gem 'govuk_design_system_formbuilder', '~> 2.1'
 gem 'govuk_frontend_toolkit', '~> 8.2.0'
 gem 'govuk_elements_rails',   '~> 3.1.2'
 gem 'govuk_notify_rails',     '~> 2.1.2'
-gem 'grape',                  '~> 1.5.2'
+gem 'grape',                  '~> 1.5.3'
 gem 'grape-entity',           '~> 0.8.2'
 gem 'grape-papertrail',       '~> 0.2.0'
 gem 'grape-swagger',          '~> 1.3.1'

Gemfile.lock

@@ -224,7 +224,7 @@ GEM
     dotenv-rails (2.7.6)
       dotenv (= 2.7.6)
       railties (>= 3.2)
-    dry-configurable (0.12.0)
+    dry-configurable (0.12.1)
       concurrent-ruby (~> 1.0)
       dry-core (~> 0.5, >= 0.5.0)
     dry-container (0.7.2)
@@ -250,7 +250,7 @@ GEM
       dry-initializer (~> 3.0)
       dry-logic (~> 1.0)
       dry-types (~> 1.4)
-    dry-types (1.5.0)
+    dry-types (1.5.1)
       concurrent-ruby (~> 1.0)
       dry-container (~> 0.3)
       dry-core (~> 0.5, >= 0.5)
@@ -309,7 +309,7 @@ GEM
     govuk_notify_rails (2.1.2)
       notifications-ruby-client (~> 5.1)
       rails (>= 4.1.0)
-    grape (1.5.2)
+    grape (1.5.3)
       activesupport
       builder
       dry-types (>= 1.1)
@@ -817,7 +817,7 @@ DEPENDENCIES
   govuk_elements_rails (~> 3.1.2)
   govuk_frontend_toolkit (~> 8.2.0)
   govuk_notify_rails (~> 2.1.2)
-  grape (~> 1.5.2)
+  grape (~> 1.5.3)
   grape-entity (~> 0.8.2)
   grape-papertrail (~> 0.2.0)
   grape-swagger (~> 1.3.1)