Update faraday requirement from = 2.7.2 to = 2.7.3 in /omnibus (#6449)

Updates the requirements on [faraday](https://github.com/lostisland/faraday) to permit the latest version.
- [Release notes](https://github.com/lostisland/faraday/releases)
- [Changelog](https://github.com/lostisland/faraday/blob/main/CHANGELOG.md)
- [Commits](lostisland/faraday@v2.7.2...v2.7.3)

---
updated-dependencies:
- dependency-name: faraday
  dependency-type: direct:production
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Jeff Widman <jeff@jeffwidman.com>

common/dependabot-common.gemspec

@@ -27,7 +27,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency "commonmarker", ">= 0.20.1", "< 0.24.0"
   spec.add_dependency "docker_registry2", "~> 1.11", ">= 1.11.0"
   spec.add_dependency "excon", "~> 0.75", "< 0.98"
-  spec.add_dependency "faraday", "2.7.2"
+  spec.add_dependency "faraday", "2.7.3"
   spec.add_dependency "faraday-retry", "2.0.0"
   spec.add_dependency "gitlab", "4.19.0"
   spec.add_dependency "nokogiri", "~> 1.8"

updater/Gemfile.lock

@@ -21,7 +21,7 @@ PATH
       commonmarker (>= 0.20.1, < 0.24.0)
       docker_registry2 (~> 1.11, >= 1.11.0)
       excon (~> 0.75, < 0.98)
-      faraday (= 2.7.2)
+      faraday (= 2.7.3)
       faraday-retry (= 2.0.0)
       gitlab (= 4.19.0)
       nokogiri (~> 1.8)
@@ -172,7 +172,7 @@ GEM
     ethon (0.16.0)
       ffi (>= 1.15.0)
     excon (0.93.1)
-    faraday (2.7.2)
+    faraday (2.7.3)
       faraday-net_http (>= 2.0, < 3.1)
       ruby2_keywords (>= 0.0.4)
     faraday-net_http (3.0.2)