ipacert: Fix tests for inexistent certificate

After a PKI update the message returned for 'cert_show' in the case of
an inexistent certificate has changed, causing tests to fail.

The fix is only required for the tests, as the behavior has not changed.

Signed-off-by: Rafael Guterres Jeffman <rjeffman@redhat.com>

tests/cert/test_cert_host.yml

@@ -124,7 +124,7 @@
       reason: 9
       state: revoked
     register: result
-    failed_when: not (result.failed and ("Request failed with status 404" in result.msg or "Certificate serial number 0x123456789 not found" in result.msg))
+    failed_when: not (result.failed and ("Request failed with status 404" in result.msg or result.msg is regex("Certificate [^0]*0x123456789 not found")))
 
   - name: Try to release revoked certificate
     ipacert:

tests/cert/test_cert_service.yml

@@ -136,7 +136,7 @@
       reason: 9
       state: revoked
     register: result
-    failed_when: not (result.failed and ("Request failed with status 404" in result.msg or "Certificate serial number 0x123456789 not found" in result.msg))
+    failed_when: not (result.failed and ("Request failed with status 404" in result.msg or result.msg is regex("Certificate [^0]*0x123456789 not found")))
 
   - name: Try to release revoked certificate
     ipacert:

tests/cert/test_cert_user.yml

@@ -123,7 +123,7 @@
       reason: 9
       state: revoked
     register: result
-    failed_when: not (result.failed and ("Request failed with status 404" in result.msg or "Certificate serial number 0x123456789 not found" in result.msg))
+    failed_when: not (result.failed and ("Request failed with status 404" in result.msg or result.msg is regex("Certificate [^0]*0x123456789 not found")))
 
   - name: Try to release revoked certificate
     ipacert: