fixed response casting and private key file conditional

plugins/lookup/cyberark_ccp.py

@@ -182,7 +182,7 @@ def run(self, terms, variables, **kwargs):
             certificate_file = kwargs.get("certificate_file")
             private_key_file = kwargs.get("private_key_file")
 
-            if certificate_file is not None and private_key_file is None:
+            if certificate_file is not None and private_key_file is not None:
                 http_kwargs.update({
                     "certificate_file": certificate_file,
                     "private_key_file": private_key_file
@@ -198,7 +198,7 @@ def run(self, terms, variables, **kwargs):
         except Exception as exc:
             raise AnsibleError(str(exc))
 
-        content = resp.Json().get("Content")
+        content = resp.json().get("Content")
         if not content:
             raise AnsibleError("error trying to retrieve password")