fix: bump net-http from 0.3.0 to 0.3.1

Bumps [net-http](https://github.com/ruby/net-http) from 0.3.0 to 0.3.1.
- [Release notes](https://github.com/ruby/net-http/releases)
- [Commits](ruby/net-http@v0.3.0...v0.3.1)

---
updated-dependencies:
- dependency-name: net-http
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Gemfile.lock

@@ -174,7 +174,7 @@ GEM
       minitest (>= 5.0.6)
     msgpack (1.6.0)
     multi_xml (0.6.0)
-    net-http (0.3.0)
+    net-http (0.3.1)
       uri
     net-imap (0.2.3)
       digest
@@ -390,7 +390,7 @@ GEM
     tzinfo (2.0.5)
       concurrent-ruby (~> 1.0)
     unicode-display_width (2.3.0)
-    uri (0.11.0)
+    uri (0.12.0)
     vcr (6.1.0)
     version_gem (1.1.0)
     webdrivers (5.2.0)