Python: Apply suggestions from code review

Co-authored-by: Taus <[email protected]>

Author: RasmusWL

python/ql/src/Security/CWE-285/PamAuthorization.qhelp

@@ -10,7 +10,7 @@
       A
       <code>pam_authenticate</code>
       only verifies the credentials of a user. It does not check if a user has an
-      appropriate authorization to actually login. This means a user with a expired
+      appropriate authorization to actually login. This means a user with an expired
       login or a password can still access the system.
     </p>
 
@@ -29,7 +29,7 @@
   <example>
     <p>
       In the following example, the code only checks the credentials of a user. Hence,
-      in this case, a user expired with expired creds can still login. This can be
+      in this case, a user with expired credentials can still login. This can be
       verified by creating a new user account, expiring it with
       <code>chage -E0 `username` </code>
       and then trying to log in.

python/ql/src/Security/CWE-285/PamAuthorization.ql

@@ -35,4 +35,4 @@ where
     DataFlow::localFlow(handle, acctMgmtCall.getArg(0))
   )
 select authenticateCall,
-  "This PAM authentication call may be lead to an authorization bypass, since 'pam_acct_mgmt' is not called afterwards."
+  "This PAM authentication call may lead to an authorization bypass, since 'pam_acct_mgmt' is not called afterwards."

python/ql/test/query-tests/Security/CWE-285-PamAuthorization/PamAuthorization.expected

@@ -1 +1 @@
-| pam_test.py:48:18:48:44 | ControlFlowNode for pam_authenticate() | This PAM authentication call may be lead to an authorization bypass, since 'pam_acct_mgmt' is not called afterwards. |
+| pam_test.py:48:18:48:44 | ControlFlowNode for pam_authenticate() | This PAM authentication call may lead to an authorization bypass, since 'pam_acct_mgmt' is not called afterwards. |