Bump excon from 0.71.0 to 0.73.0 (#13507)

Bumps [excon](https://github.com/excon/excon) from 0.71.0 to 0.73.0.
- [Release notes](https://github.com/excon/excon/releases)
- [Changelog](https://github.com/excon/excon/blob/master/changelog.txt)
- [Commits](https://github.com/excon/excon/compare/v0.71.0...v0.73.0)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Gemfile.lock

@@ -215,7 +215,7 @@ GEM
     erubi (1.9.0)
     et-orbi (1.2.3)
       tzinfo
-    excon (0.71.0)
+    excon (0.73.0)
     fabrication (2.21.1)
     faker (2.11.0)
       i18n (>= 1.6, < 2)