chore(deps): update elasticsearch-rails requirement from ~> 7 to >= 7, < 9

Updates the requirements on [elasticsearch-rails](https://github.com/elastic/elasticsearch-rails) to permit the latest version.
- [Release notes](https://github.com/elastic/elasticsearch-rails/releases)
- [Changelog](https://github.com/elastic/elasticsearch-rails/blob/main/CHANGELOG.md)
- [Commits](elastic/elasticsearch-rails@v7.2.1...v8.0.1)

---
updated-dependencies:
- dependency-name: elasticsearch-rails
  dependency-version: 8.0.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -30,7 +30,7 @@ PATH
       devise-i18n
       devise-jwt
       elasticsearch-model (~> 7)
-      elasticsearch-rails (~> 7)
+      elasticsearch-rails (>= 7, < 9)
       font-awesome-sass (~> 6.5)
       friendly_id (>= 5.2, < 5.6)
       friendly_id-mobility (~> 1.0.4)
@@ -296,7 +296,7 @@ GEM
       activesupport (> 3)
       elasticsearch (~> 7)
       hashie
-    elasticsearch-rails (7.2.1)
+    elasticsearch-rails (8.0.1)
     elasticsearch-transport (7.17.11)
       base64
       faraday (>= 1, < 3)

better_together.gemspec

@@ -38,7 +38,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency 'devise-i18n'
   spec.add_dependency 'devise-jwt'
   spec.add_dependency 'elasticsearch-model', '~> 7'
-  spec.add_dependency 'elasticsearch-rails', '~> 7'
+  spec.add_dependency 'elasticsearch-rails', '>= 7', '< 9'
   spec.add_dependency 'font-awesome-sass', '~> 6.5'
   spec.add_dependency 'friendly_id', '>= 5.2', '< 5.6'
   spec.add_dependency 'friendly_id-mobility', '~> 1.0.4'