Bump secure_headers from 6.4.0 to 6.5.0

Bumps [secure_headers](https://github.com/twitter/secureheaders) from 6.4.0 to 6.5.0.
- [Release notes](https://github.com/twitter/secureheaders/releases)
- [Changelog](https://github.com/github/secure_headers/blob/main/CHANGELOG.md)
- [Commits](github/secure_headers@v6.4.0...v6.5.0)

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

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

Gemfile

@@ -25,7 +25,7 @@ gem 'attr_encrypted', '~> 3.1'
 # Remove whitespace from model attributes
 gem 'strip_attributes', '~> 1.13'
 # HTTP security headers
-gem 'secure_headers', '~> 6.4'
+gem 'secure_headers', '~> 6.5'
 # Administrator interface
 gem 'rails_admin', '~> 3.1'
 gem 'rails_admin_history_rollback', '~> 1.0'

Gemfile.lock

@@ -388,7 +388,7 @@ GEM
       sprockets-rails
       tilt
     sd_notify (0.1.1)
-    secure_headers (6.4.0)
+    secure_headers (6.5.0)
     selenium-webdriver (4.8.1)
       rexml (~> 3.2, >= 3.2.5)
       rubyzip (>= 1.2.2, < 3.0)
@@ -544,7 +544,7 @@ DEPENDENCIES
   sass-rails (~> 6.0)
   sassc (~> 2.4)
   sd_notify (~> 0.1.1)
-  secure_headers (~> 6.4)
+  secure_headers (~> 6.5)
   selenium-webdriver (~> 4.8)
   sentry-rails (~> 5.4)
   sentry-ruby (~> 5.4)