Bump oauth2 from 1.4.9 to 2.0.9

Bumps [oauth2](https://gitlab.com/oauth-xx/oauth2) from 1.4.9 to 2.0.9.
- [Release notes](https://gitlab.com/oauth-xx/oauth2/tags)
- [Changelog](https://gitlab.com/oauth-xx/oauth2/blob/main/CHANGELOG.md)
- [Commits](https://gitlab.com/oauth-xx/oauth2/compare/v1.4.9...v2.0.9)

---
updated-dependencies:
- dependency-name: oauth2
  dependency-type: indirect
  update-type: version-update:semver-major
...

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

Gemfile.lock

@@ -154,7 +154,7 @@ GEM
       railties (>= 5.0.0)
     faker (2.21.0)
       i18n (>= 1.8.11, < 2)
-    faraday (2.7.3)
+    faraday (2.7.4)
       faraday-net_http (>= 2.0, < 3.1)
       ruby2_keywords (>= 0.0.4)
     faraday-net_http (3.0.2)
@@ -202,7 +202,7 @@ GEM
     jquery-ui-rails (6.0.1)
       railties (>= 3.2.16)
     json (2.6.3)
-    jwt (2.5.0)
+    jwt (2.6.0)
     kaminari (1.2.2)
       activesupport (>= 4.1.0)
       kaminari-actionview (= 1.2.2)
@@ -237,7 +237,6 @@ GEM
     mini_mime (1.1.2)
     mini_portile2 (2.8.1)
     minitest (5.17.0)
-    multi_json (1.15.0)
     multi_xml (0.6.0)
     nenv (0.3.0)
     nested_form (0.3.2)
@@ -257,12 +256,13 @@ GEM
     notiffany (0.1.3)
       nenv (~> 0.1)
       shellany (~> 0.0)
-    oauth2 (1.4.9)
+    oauth2 (2.0.9)
       faraday (>= 0.17.3, < 3.0)
       jwt (>= 1.0, < 3.0)
-      multi_json (~> 1.3)
       multi_xml (~> 0.5)
-      rack (>= 1.2, < 3)
+      rack (>= 1.2, < 4)
+      snaky_hash (~> 2.0)
+      version_gem (~> 1.1)
     octokit (4.25.1)
       faraday (>= 1, < 3)
       sawyer (~> 0.9)
@@ -417,6 +417,9 @@ GEM
     simplecov-html (0.12.3)
     simplecov-lcov (0.8.0)
     simplecov_json_formatter (0.1.4)
+    snaky_hash (2.0.1)
+      hashie
+      version_gem (~> 1.1, >= 1.1.1)
     sparkr (0.4.1)
     spring (4.1.1)
     spring-watcher-listen (2.1.0)
@@ -452,6 +455,7 @@ GEM
       execjs (>= 0.3.0, < 3)
     unicode-display_width (2.4.2)
     vcr (6.1.0)
+    version_gem (1.1.1)
     warden (1.2.9)
       rack (>= 2.0.9)
     web-console (4.2.0)