Add -F to usermod -p to force user password update (#26258)

If changing root password, usermod will fail with error "Login root is currently in use\n".  -F avoids this

lib/ansible/modules/system/user.py

@@ -2096,6 +2096,7 @@ class HPUX(User):
             cmd.append(self.shell)
 
         if self.update_password == 'always' and self.password is not None and info[1] != self.password:
+            cmd.append('-F')
             cmd.append('-p')
             cmd.append(self.password)