Bump apispec[yaml] from 3.3.2 to 4.0.0 (#1840)

Bumps [apispec[yaml]](https://github.com/marshmallow-code/apispec) from 3.3.2 to 4.0.0.
- [Release notes](https://github.com/marshmallow-code/apispec/releases)
- [Changelog](https://github.com/marshmallow-code/apispec/blob/dev/CHANGELOG.rst)
- [Commits](https://github.com/marshmallow-code/apispec/compare/3.3.2...4.0.0)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

http_service/requirements.txt

@@ -1,5 +1,5 @@
 apispec-webframeworks==0.5.2
-apispec[yaml]==3.3.2
+apispec[yaml]==4.0.0
 cerberus==1.3.2
 Flask==1.1.2
 flask-apispec==0.10.0