Updating python dependencies

Update of Python packages (using pip-compile) in preparation for
Release FOURTEEN

Change-Id: Ib47c54ec9321798028de5534a4cdbda3f88a391a
Signed-off-by: Mark Beierl <mark.beierl@canonical.com>
diff --git a/requirements-test.txt b/requirements-test.txt
index a7f0e06..fd0128d 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -14,9 +14,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #######################################################################################
-coverage==6.5.0
+coverage==7.1.0
     # via -r requirements-test.in
-mock==4.0.3
+mock==5.0.1
     # via -r requirements-test.in
 nose2==0.12.0
     # via -r requirements-test.in