Address coverity-scan defect (unterminated string).

src/uifc/uifcx.c

@@ -470,8 +470,7 @@ void help()
 							sprintf(hbuf,"ERROR: Cannot read help key (%s:%u) at %ld in: %s"
 								,p,helpline,l,api->helpixbfile);
 						}
-						else
-							hbuf[HELPBUF_SIZE-1] = 0;
+						hbuf[HELPBUF_SIZE-1] = 0;
 					}
 					fclose(fp); 
 				}