Update faraday_middleware requirement from ~> 0.10 to >= 0.10, < 2.0

Updates the requirements on [faraday_middleware](https://github.com/lostisland/faraday_middleware) to permit the latest version.
- [Release notes](https://github.com/lostisland/faraday_middleware/releases)
- [Commits](lostisland/faraday_middleware@v0.10.0...v0.14.0)

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

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

gemstash.gemspec

@@ -34,7 +34,7 @@ you push your own private gems as well."
   spec.add_runtime_dependency "activesupport", ">= 4.2", "< 8"
   spec.add_runtime_dependency "dalli", ">= 3.2.3", "< 4"
   spec.add_runtime_dependency "faraday", "~> 0.9"
-  spec.add_runtime_dependency "faraday_middleware", "~> 0.10"
+  spec.add_runtime_dependency "faraday_middleware", ">= 0.10", "< 2.0"
   spec.add_runtime_dependency "lru_redux", "~> 1.1"
   spec.add_runtime_dependency "psych", ">= 3.2.1"
   spec.add_runtime_dependency "puma", "~> 6.1"