chore(main): release google-auth 2.58.1 (#18462)

🤖 I have created a release *beep* *boop*
---


##
[2.58.1](google-auth-v2.58.0...google-auth-v2.58.1)
(2026-09-24)


### Bug Fixes

* **auth:** allow mTLS retry when credentials raise NotImplementedError
on refresh
([#18349](#18349))
([1665e68](1665e68))

---
This PR was generated with [Release
Please](https://github.com/googleapis/release-please). See
[documentation](https://github.com/googleapis/release-please#release-please).

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>

Author: release-please[bot]

.release-please-individual-manifest.json

@@ -1,5 +1,5 @@
 {
-  "packages/google-auth": "2.58.0",
+  "packages/google-auth": "2.58.1",
   "packages/google-cloud-apptopology": "0.1.0",
   "packages/google-cloud-ftp": "0.1.0",
   "packages/google-cloud-spanner": "3.71.0",

librarian.yaml

@@ -245,7 +245,7 @@ libraries:
       metadata_name_override: area120tables
       default_version: v1alpha1
   - name: google-auth
-    version: 2.58.0
+    version: 2.58.1
     python:
       library_type: AUTH
   - name: google-auth-httplib2

packages/google-auth/CHANGELOG.md

@@ -4,6 +4,13 @@
 
 [1]: https://pypi.org/project/google-auth/#history
 
+## [2.58.1](https://github.com/googleapis/google-cloud-python/compare/google-auth-v2.58.0...google-auth-v2.58.1) (2026-09-24)
+
+
+### Bug Fixes
+
+* **auth:** allow mTLS retry when credentials raise NotImplementedError on refresh ([#18349](https://github.com/googleapis/google-cloud-python/issues/18349)) ([1665e68](https://github.com/googleapis/google-cloud-python/commit/1665e6867e0c5d7ea8e7857681efc3aae827d9b7))
+
 ## [2.58.0](https://github.com/googleapis/google-cloud-python/compare/google-auth-v2.57.1...google-auth-v2.58.0) (2026-09-09)
 
 

packages/google-auth/google/auth/version.py

@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "2.58.0"
+__version__ = "2.58.1"