build: remove deprecated codecov package

codecov package has been deleted from pypi. We are already using a github action for coverage so removing the package.

requirements/base.txt

@@ -4,11 +4,11 @@
 #
 #    make upgrade
 #
-asgiref==3.6.0
+asgiref==3.7.2
     # via django
-attrs==22.2.0
+attrs==23.1.0
     # via openedx-events
-django==3.2.18
+django==3.2.19
     # via
     #   -c https://raw.githubusercontent.com/edx/edx-lint/master/edx_lint/files/common_constraints.txt
     #   -r requirements/base.in
@@ -19,19 +19,21 @@ django-model-utils==4.3.1
     # via -r requirements/base.in
 edx-opaque-keys[django]==2.3.0
     # via openedx-events
-fastavro==1.7.1
+fastavro==1.7.4
     # via openedx-events
-openedx-events==5.1.0
+openedx-events==8.0.1
     # via -r requirements/base.in
-openedx-filters==1.1.0
+openedx-filters==1.3.0
     # via -r requirements/base.in
 pbr==5.11.1
     # via stevedore
 pymongo==3.13.0
     # via edx-opaque-keys
-pytz==2022.7.1
+pytz==2023.3
     # via django
-sqlparse==0.4.3
+sqlparse==0.4.4
     # via django
-stevedore==5.0.0
+stevedore==5.1.0
     # via edx-opaque-keys
+typing-extensions==4.6.3
+    # via asgiref

requirements/ci.in

@@ -2,6 +2,5 @@
 
 -c constraints.txt
 
-codecov                   # Code coverage reporting
 tox                       # Virtualenv management for tests
 tox-battery               # Makes tox aware of requirements file changes

requirements/ci.txt

@@ -4,32 +4,20 @@
 #
 #    make upgrade
 #
-certifi==2022.12.7
-    # via requests
-charset-normalizer==3.0.1
-    # via requests
-codecov==2.1.12
-    # via -r requirements/ci.in
-coverage==7.1.0
-    # via codecov
 distlib==0.3.6
     # via virtualenv
-filelock==3.9.0
+filelock==3.12.2
     # via
     #   tox
     #   virtualenv
-idna==3.4
-    # via requests
-packaging==23.0
+packaging==23.1
     # via tox
-platformdirs==3.0.0
+platformdirs==3.5.3
     # via virtualenv
 pluggy==1.0.0
     # via tox
 py==1.11.0
     # via tox
-requests==2.28.2
-    # via codecov
 six==1.16.0
     # via tox
 tomli==2.0.1
@@ -41,7 +29,5 @@ tox==3.28.0
     #   tox-battery
 tox-battery==0.6.1
     # via -r requirements/ci.in
-urllib3==1.26.14
-    # via requests
-virtualenv==20.19.0
+virtualenv==20.23.0
     # via tox