Bump pytest-cov from 2.10.1 to 2.11.0

Bumps [pytest-cov](https://github.com/pytest-dev/pytest-cov) from 2.10.1 to 2.11.0.
- [Release notes](https://github.com/pytest-dev/pytest-cov/releases)
- [Changelog](https://github.com/pytest-dev/pytest-cov/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-cov@v2.10.1...v2.11.0)

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

test-requirements.txt

@@ -20,7 +20,6 @@ h11==0.11.0               # via httpcore, uvicorn
 httpcore==0.12.2          # via httpx
 httpx==0.16.1             # via -r test-requirements.in
 idna==2.10                # via requests, rfc3986, yarl
-importlib-metadata==2.0.0  # via pluggy, pytest
 iniconfig==1.1.1          # via pytest
 multidict==5.0.2          # via aiohttp, yarl
 mypy-extensions==0.4.3    # via mypy
@@ -31,7 +30,7 @@ py==1.9.0                 # via pytest
 pyparsing==2.4.7          # via packaging
 pytest-aiohttp==0.3.0     # via -r test-requirements.in
 pytest-asyncio==0.14.0    # via -r test-requirements.in
-pytest-cov==2.10.1        # via -r test-requirements.in
+pytest-cov==2.11.0        # via -r test-requirements.in
 pytest-django==4.1.0      # via -r test-requirements.in
 pytest-mock==3.3.1        # via -r test-requirements.in
 pytest-mypy==0.8.0        # via -r test-requirements.in
@@ -47,8 +46,7 @@ sqlparse==0.4.1           # via django
 termcolor==1.1.0          # via pytest-sugar
 toml==0.10.2              # via pytest
 typed-ast==1.4.1          # via mypy
-typing-extensions==3.7.4.3  # via aiohttp, mypy, uvicorn, yarl
+typing-extensions==3.7.4.3  # via aiohttp, mypy
 urllib3==1.26.2           # via requests
 uvicorn==0.12.2           # via -r test-requirements.in
 yarl==1.6.3               # via aiohttp
-zipp==3.4.0               # via importlib-metadata