Tweak a coverage exclusion.

actions.c

@@ -419,11 +419,13 @@ static int chain(verb_t verb)
 
         switch (game.prop[BEAR]) {
         case BEAR_DEAD:
+            // LCOV_EXCL_START
 	    /* Can't be reached as long as the only way for the bear to die
 	     * is from a bridge collapse. Leave in in case this changes, but 
 	     * exclude from coverage testing. */
-            game.fixed[BEAR] = IS_FIXED; // LCOV_EXCL_LINE
+            game.fixed[BEAR] = IS_FIXED;
             break;
+            // LCOV_EXCL_END
         default:
             game.fixed[BEAR] = IS_FREE;
         }