Bump google-auth from 2.3.3 to 2.6.0

Bumps [google-auth](https://github.com/googleapis/google-auth-library-python) from 2.3.3 to 2.6.0.
- [Release notes](https://github.com/googleapis/google-auth-library-python/releases)
- [Changelog](https://github.com/googleapis/google-auth-library-python/blob/main/CHANGELOG.md)
- [Commits](https://github.com/googleapis/google-auth-library-python/compare/v2.3.3...v2.6.0)

---
updated-dependencies:
- dependency-name: google-auth
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

poetry.lock

@@ -117,14 +117,14 @@ uritemplate = ">=3.0.0,<5"
 
 [[package]]
 name = "google-auth"
-version = "2.3.3"
+version = "2.6.0"
 description = "Google Authentication Library"
 category = "main"
 optional = false
 python-versions = ">=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*"
 
 [package.dependencies]
-cachetools = ">=2.0.0,<5.0"
+cachetools = ">=2.0.0,<6.0"
 pyasn1-modules = ">=0.2.1"
 rsa = {version = ">=3.1.4,<5", markers = "python_version >= \"3.6\""}
 six = ">=1.9.0"
@@ -455,7 +455,7 @@ testing = ["pytest (>=4.6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytes
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.6"
-content-hash = "5c114421e94c9858735845d920401b0364ec08cc2764056d0443a591e94e6efc"
+content-hash = "3bc5de99e44fb46229d236bc3f0043bdfad4deddd890954db63b3506c0120c8d"
 
 [metadata.files]
 atomicwrites = [
@@ -498,8 +498,8 @@ google-api-python-client = [
     {file = "google_api_python_client-2.33.0-py2.py3-none-any.whl", hash = "sha256:1322d026110bc62eb29a4a25a15895dac51486b30a29b5943bc456318677280b"},
 ]
 google-auth = [
-    {file = "google-auth-2.3.3.tar.gz", hash = "sha256:d83570a664c10b97a1dc6f8df87e5fdfff012f48f62be131e449c20dfc32630e"},
-    {file = "google_auth-2.3.3-py2.py3-none-any.whl", hash = "sha256:a348a50b027679cb7dae98043ac8dbcc1d7951f06d8387496071a1e05a2465c0"},
+    {file = "google-auth-2.6.0.tar.gz", hash = "sha256:ad160fc1ea8f19e331a16a14a79f3d643d813a69534ba9611d2c80dc10439dad"},
+    {file = "google_auth-2.6.0-py2.py3-none-any.whl", hash = "sha256:218ca03d7744ca0c8b6697b6083334be7df49b7bf76a69d555962fd1a7657b5f"},
 ]
 google-auth-httplib2 = [
     {file = "google-auth-httplib2-0.1.0.tar.gz", hash = "sha256:a07c39fd632becacd3f07718dfd6021bf396978f03ad3ce4321d060015cc30ac"},

pyproject.toml

@@ -20,7 +20,7 @@ classifiers = [
 
 [tool.poetry.dependencies]
 python = "^3.6"
-google-auth = "2.3.3"
+google-auth = "2.6.0"
 google-api-python-client = "2.33.0"
 icalendar = "4.0.9"
 pytz = "2021.3"