Bump golang.org/x/oauth2 from 0.25.0 to 0.26.0 (#482)

Bumps [golang.org/x/oauth2](https://github.com/golang/oauth2) from 0.25.0 to 0.26.0.
- [Commits](golang/oauth2@v0.25.0...v0.26.0)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

go.mod

@@ -5,7 +5,7 @@ go 1.23
 
 require (
 	github.com/shurcooL/githubv4 v0.0.0-20230704064427-599ae7bbf278
-	golang.org/x/oauth2 v0.25.0
+	golang.org/x/oauth2 v0.26.0
 )
 
 require github.com/shurcooL/graphql v0.0.0-20230722043721-ed46e5a46466 // indirect

go.sum

@@ -4,5 +4,5 @@ github.com/shurcooL/githubv4 v0.0.0-20230704064427-599ae7bbf278 h1:kdEGVAV4sO46D
 github.com/shurcooL/githubv4 v0.0.0-20230704064427-599ae7bbf278/go.mod h1:zqMwyHmnN/eDOZOdiTohqIUKUrTFX62PNlu7IJdu0q8=
 github.com/shurcooL/graphql v0.0.0-20230722043721-ed46e5a46466 h1:17JxqqJY66GmZVHkmAsGEkcIu0oCe3AM420QDgGwZx0=
 github.com/shurcooL/graphql v0.0.0-20230722043721-ed46e5a46466/go.mod h1:9dIRpgIY7hVhoqfe0/FcYp0bpInZaT7dc3BYOprrIUE=
-golang.org/x/oauth2 v0.25.0 h1:CY4y7XT9v0cRI9oupztF8AgiIu99L/ksR/Xp/6jrZ70=
-golang.org/x/oauth2 v0.25.0/go.mod h1:XYTD2NtWslqkgxebSiOHnXEap4TF09sJSc7H1sXbhtI=
+golang.org/x/oauth2 v0.26.0 h1:afQXWNNaeC4nvZ0Ed9XvCCzXM6UHJG7iCg0W4fPqSBE=
+golang.org/x/oauth2 v0.26.0/go.mod h1:XYTD2NtWslqkgxebSiOHnXEap4TF09sJSc7H1sXbhtI=