Build(deps): Bump secure_headers from 7.0.0 to 7.1.0

Bumps [secure_headers](https://github.com/github/secure_headers) from 7.0.0 to 7.1.0.
- [Release notes](https://github.com/github/secure_headers/releases)
- [Changelog](https://github.com/github/secure_headers/blob/main/CHANGELOG.md)
- [Commits](github/secure_headers@v7.0.0...v7.1.0)

---
updated-dependencies:
- dependency-name: secure_headers
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile

@@ -121,7 +121,7 @@ gem 'redis', '~> 4.8.1'
 gem 'rolify', '~> 6.0.1'
 gem 'ruby-msg', '~> 1.5.0', git: 'https://github.com/mysociety/ruby-msg.git', branch: 'ascii-encoding'
 gem 'rubyzip', '~> 2.4.1'
-gem 'secure_headers', '~> 7.0.0'
+gem 'secure_headers', '~> 7.1.0'
 gem 'sidekiq', '~> 6.5.12'
 gem 'sidekiq-limit_fetch', '~> 4.4.1'
 gem 'statistics2', '~> 0.54'

Gemfile.lock

@@ -491,7 +491,7 @@ GEM
       sprockets (>= 2.8, < 4.0)
       sprockets-rails (>= 2.0, < 4.0)
       tilt (>= 1.1, < 3)
-    secure_headers (7.0.0)
+    secure_headers (7.1.0)
     sidekiq (6.5.12)
       connection_pool (>= 2.2.5, < 3)
       rack (~> 2.0)
@@ -654,7 +654,7 @@ DEPENDENCIES
   ruby-msg (~> 1.5.0)!
   rubyzip (~> 2.4.1)
   sass-rails (~> 5.0.8)
-  secure_headers (~> 7.0.0)
+  secure_headers (~> 7.1.0)
   sidekiq (~> 6.5.12)
   sidekiq-limit_fetch (~> 4.4.1)
   simplecov (~> 0.22.0)