repo: mgr/dashboard deps pylint->2.17, cherrypy->18

cherrypy is a runtime dependency, while pylint is a build/lint dep, both
of them encountered import errors due to API removals in py3.11, see the
links for more.

pylint's is indirect, a dependency of a dependency:

  pylint->astroid->wrapt

but fixed by moving to a more recent version

- ceph-17.2.6-mgr-dashboard-cherrypy-18.patch
- ceph-17.2.6-mgr-dashboard-pylint-217.patch

Issue: #12
References: cherrypy/cherrypy@8245a74
References: GrahamDumpleton/wrapt#196

ceph-17.2.6-mgr-dashboard-cherrypy-18.patch

@@ -0,0 +1,10 @@
+diff --git a/src/pybind/mgr/dashboard/constraints.txt b/src/pybind/mgr/dashboard/constraints.txt
+index 55f81c92dec..c3620497f42 100644
+--- a/src/pybind/mgr/dashboard/constraints.txt
++++ b/src/pybind/mgr/dashboard/constraints.txt
+@@ -1,4 +1,4 @@
+-CherryPy~=13.1
++CherryPy~=18.7
+ more-itertools~=8.14
+ PyJWT~=2.0
+ bcrypt~=3.1

ceph-17.2.6-mgr-dashboard-pylint-217.patch

@@ -0,0 +1,10 @@
+diff --git a/src/pybind/mgr/dashboard/requirements-lint.txt b/src/pybind/mgr/dashboard/requirements-lint.txt
+index 1b15f46817c..89a6496098e 100644
+--- a/src/pybind/mgr/dashboard/requirements-lint.txt
++++ b/src/pybind/mgr/dashboard/requirements-lint.txt
+@@ -1,4 +1,4 @@
+-pylint==2.6.0
++pylint==2.17.4
+ flake8==3.9.0
+ flake8-colors==0.1.6
+ #TODO: Fix docstring issues: https://tracker.ceph.com/issues/41224