Bump coverage from 6.3.2 to 7.3.1 (#489)

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Sam Bull <[email protected]>

Author: dependabot[bot]

requirements.txt

@@ -4,7 +4,7 @@ aiohttp==3.8.5
 aiohttp-jinja2==1.5
 aiohttp-mako==0.4.0
 aioredis==2.0.1
-coverage==6.3.2
+coverage==7.2.7
 docutils==0.20.1
 jinja2==3.0.3
 multidict==6.0.2