chore: release 1.42.1 (googleapis#549)

🤖 I have created a release \*beep\* \*boop\*
---
### [1.42.1](https://www.github.com/googleapis/python-storage/compare/v1.42.0...v1.42.1) (2021-09-07)


### Bug Fixes

* do not append duplicates to user agent string ([googleapis#570](https://www.github.com/googleapis/python-storage/issues/570)) ([57cf3a1](https://www.github.com/googleapis/python-storage/commit/57cf3a1f27292939ed097ef8afa3f4392c4b83e0))


### Documentation

* pass explicit 'client' in '{Blob.Bucket}.from_string' examples ([googleapis#545](https://www.github.com/googleapis/python-storage/issues/545)) ([6eff22d](https://www.github.com/googleapis/python-storage/commit/6eff22db0e8c8689208ee52fa815f3ea00675094))
---


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

CHANGELOG.md

@@ -4,6 +4,18 @@
 
 [1]: https://pypi.org/project/google-cloud-storage/#history
 
+### [1.42.1](https://www.github.com/googleapis/python-storage/compare/v1.42.0...v1.42.1) (2021-09-07)
+
+
+### Bug Fixes
+
+* do not append duplicates to user agent string ([#570](https://www.github.com/googleapis/python-storage/issues/570)) ([57cf3a1](https://www.github.com/googleapis/python-storage/commit/57cf3a1f27292939ed097ef8afa3f4392c4b83e0))
+
+
+### Documentation
+
+* pass explicit 'client' in '{Blob.Bucket}.from_string' examples ([#545](https://www.github.com/googleapis/python-storage/issues/545)) ([6eff22d](https://www.github.com/googleapis/python-storage/commit/6eff22db0e8c8689208ee52fa815f3ea00675094))
+
 ## [1.42.0](https://www.github.com/googleapis/python-storage/compare/v1.41.1...v1.42.0) (2021-08-05)
 
 

google/cloud/storage/version.py

@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "1.42.0"
+__version__ = "1.42.1"