Update pip-missing-reqs to pip-check-reqs

The pip-missing-reqs project has been renamed to pip-check-reqs
to reflect the added support of finding extra requirements.

The tox env for pip-missing-reqs is being renamed to pip-check-reqs
and added to more projects:
https://review.openstack.org/#/q/topic:pip-check-reqs,n,z

There is no need for a depends on tag here as the job is non-voting
and in experimental so it isn't worth supporting both names while
we work around a cyclic dependency.

Change-Id: I74bac819d97c73f66b8b387e37a34425397a1b1c

jenkins/jobs/projects.yaml

@@ -3532,7 +3532,7 @@
       - openstack-publish-jobs
       - gate-{name}-commit-message
       - gate-{name}-pylint
-      - gate-{name}-pip-missing-reqs
+      - gate-{name}-pip-check-reqs
       - 'gate-{name}-tox-{envlist}':
           envlist:
             - functional

jenkins/jobs/python-jobs.yaml

@@ -438,7 +438,7 @@
 
 
 - job-template:
-    name: 'gate-{name}-pip-missing-reqs'
+    name: 'gate-{name}-pip-check-reqs'
 
     wrappers:
       - build-timeout:
@@ -451,7 +451,7 @@
       - revoke-sudo
       - gerrit-git-prep
       - tox:
-          envlist: 'pip-missing-reqs'
+          envlist: 'pip-check-reqs'
       - assert-no-extra-files
 
     publishers:
@@ -476,7 +476,7 @@
       - '{name}-tarball'
       - '{name}-branch-tarball'
       # pylint isn't standard
-      # pip-missing-reqs isn't standard
+      # pip-check-reqs isn't standard
       # gate-{name}-tox-{envlist} also isn't standard, but is reserved for
       # projects that want to run specific jobs via tox
 

zuul/layout.yaml

@@ -1810,7 +1810,7 @@ jobs:
   - name: gate-nova-commit-message
     voting: false
 
-  - name: gate-nova-pip-missing-reqs
+  - name: gate-nova-pip-check-reqs
     voting: false
 
   - name: gate-horizon-selenium-headless
@@ -6771,7 +6771,7 @@ projects:
       - nova-coverage-constraints
     experimental:
       - gate-grenade-dsvm-forward
-      - gate-nova-pip-missing-reqs
+      - gate-nova-pip-check-reqs
       - gate-tempest-dsvm-nova-wsgi-full
       - gate-tempest-dsvm-neutron-multinode-full
       - gate-tempest-dsvm-neutron-dvr-multinode-full