Update rpminspect.yaml from rhel-policy to hardened

Resolves: #2044920
annocheck FAIL: pie test (valgrind)

rpminspect.yaml

@@ -7,10 +7,10 @@ inspections:
 annocheck:
   # Currently lto is disabled globally for valgrind, it should be able
   # to be enabled through upstream configure --enable-lto in the future.
-  # Note that all (default rhel-policy) flags need to be repeated here, if
+  # Note that all (default hardened) flags need to be repeated here, if
   # you override some config flags it will completely overwrite the
   # defaults (--ignore-unknown --verbose).
-  - rhel-policy: --ignore-unknown --verbose --skip-lto
+  - hardened: --ignore-unknown --verbose --skip-lto
   # Ignore files built specially without hardening flags
   ignore:
     # Valgrind tools themselves (memcheck, cachegrind, massif, etc) are