Update pytest to fix "ReDoS in py library..."

Author: bunchofstring

worker/source/requirements.in

@@ -1,2 +1,3 @@
+pytest==7.2.0
 pytest-mock==3.10.0
 pytest-timeout==2.1.0

worker/source/requirements.txt

@@ -6,18 +6,19 @@
 #
 attrs==22.1.0
     # via pytest
+exceptiongroup==1.2.2
+    # via pytest
 iniconfig==1.1.1
     # via pytest
 packaging==21.3
     # via pytest
 pluggy==1.0.0
     # via pytest
-py==1.11.0
-    # via pytest
 pyparsing==3.0.9
     # via packaging
-pytest==7.1.3
+pytest==7.2.0
     # via
+    #   -r requirements.in
     #   pytest-mock
     #   pytest-timeout
 pytest-mock==3.10.0