ocs_fc(4): Fix a couple of typos in kernel messages

• s/unexpectd/unexpected/
• s/Unexected/Unexpected/
• s/niether/neither/
• s/sucessfully/successfully/
• s/Inavlid/Invalid/
• s/toplogy/topology/

(cherry picked from commit aa0cd9e5b4d21b11097e1c21a3c0eb23525c15c3)