build(deps): bump pydantic from 1.7.3 to 1.7.4

Bumps [pydantic](https://github.com/samuelcolvin/pydantic) from 1.7.3 to 1.7.4.
- [Release notes](https://github.com/samuelcolvin/pydantic/releases)
- [Changelog](https://github.com/samuelcolvin/pydantic/blob/master/HISTORY.md)
- [Commits](pydantic/pydantic@v1.7.3...v1.7.4)

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

requirements.txt

@@ -60,8 +60,6 @@ cryptography==3.4.6
     # via
     #   f8a-utils
     #   fabric8a-auth
-dataclasses==0.8
-    # via pydantic
 deprecated==1.2.11
     # via pygithub
 git+https://github.com/fabric8-analytics/fabric8-analytics-utils.git@f4fef58#egg=f8a_utils
@@ -131,10 +129,6 @@ gunicorn==20.0.4
     # via -r requirements.in
 idna==2.10
     # via requests
-importlib-metadata==3.4.0
-    # via
-    #   jsonschema
-    #   kombu
 itsdangerous==1.1.0
     # via
     #   flask
@@ -177,7 +171,7 @@ py-lru-cache==0.1.4
     # via -r requirements.in
 pycparser==2.20
     # via cffi
-pydantic==1.7.3
+pydantic==1.7.4
     # via -r requirements.in
 pygithub==1.54.1
     # via -r requirements.in
@@ -260,8 +254,6 @@ toml==0.9.4
     # via
     #   anymarkup
     #   f8a-worker
-typing-extensions==3.7.4.3
-    # via importlib-metadata
 urllib3==1.26.4
     # via
     #   botocore
@@ -281,8 +273,6 @@ wtforms==2.3.3
     # via flask-wtf
 xmltodict==0.12.0
     # via anymarkup
-zipp==3.4.0
-    # via importlib-metadata
 zope.event==4.5.0
     # via gevent
 zope.interface==5.2.0