chore(deps): Bump golang.org/x/oauth2 from 0.35.0 to 0.36.0

Bumps [golang.org/x/oauth2](https://github.com/golang/oauth2) from 0.35.0 to 0.36.0.
- [Commits](golang/oauth2@v0.35.0...v0.36.0)

---
updated-dependencies:
- dependency-name: golang.org/x/oauth2
  dependency-version: 0.36.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

go.mod

@@ -1,5 +1,5 @@
 module github.com/beatlabs/github-auth
 
-go 1.24.0
+go 1.25.0
 
-require golang.org/x/oauth2 v0.35.0
+require golang.org/x/oauth2 v0.36.0

go.sum

@@ -1,2 +1,2 @@
-golang.org/x/oauth2 v0.35.0 h1:Mv2mzuHuZuY2+bkyWXIHMfhNdJAdwW3FuWeCPYN5GVQ=
-golang.org/x/oauth2 v0.35.0/go.mod h1:lzm5WQJQwKZ3nwavOZ3IS5Aulzxi68dUSgRHujetwEA=
+golang.org/x/oauth2 v0.36.0 h1:peZ/1z27fi9hUOFCAZaHyrpWG5lwe0RJEEEeH0ThlIs=
+golang.org/x/oauth2 v0.36.0/go.mod h1:YDBUJMTkDnJS+A4BP4eZBjCqtokkg1hODuPjwiGPO7Q=