vendor: golang.org/x/oauth2 v0.29.0

notable changes

- fixes CVE-2025-22868
- oauth2.go: use a more straightforward return value
- oauth2: Deep copy context client in NewClient
- jws: improve fix for CVE-2025-22868

full diff: https://github.com/golang/oauth2/compare/v0.23.0...v0.29.0

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

vendor/golang.org/x/oauth2/README.md

@@ -5,15 +5,6 @@
 
 oauth2 package contains a client implementation for OAuth 2.0 spec.
 
-## Installation
-
-~~~~
-go get golang.org/x/oauth2
-~~~~
-
-Or you can manually git clone the repository to
-`$(go env GOPATH)/src/golang.org/x/oauth2`.
-
 See pkg.go.dev for further documentation and examples.
 
 * [pkg.go.dev/golang.org/x/oauth2](https://pkg.go.dev/golang.org/x/oauth2)
@@ -33,7 +24,11 @@ The main issue tracker for the oauth2 repository is located at
 https://github.com/golang/oauth2/issues.
 
 This repository uses Gerrit for code changes. To learn how to submit changes to
-this repository, see https://golang.org/doc/contribute.html. In particular:
+this repository, see https://go.dev/doc/contribute.
+
+The git repository is https://go.googlesource.com/oauth2.
+
+Note:
 
 * Excluding trivial changes, all contributions should be connected to an existing issue.
 * API changes must go through the [change proposal process](https://go.dev/s/proposal-process) before they can be accepted.