Fix typo and formatting

Author: vesameskanen

application/src/main/java/org/opentripplanner/routing/linking/VertexLinker.java

@@ -656,9 +656,9 @@ private boolean addAreaVertex(
           )
           .findFirst();
         if (!nearest.isPresent()) {
-          /* This can happen when all (probably the single one) visibility points are very close
-	       to the linked vertex. Such situatin can arise in boarding location linking which skips
-	       the snapping logic of normal linking and calls addPermanentAreaVertex directly */
+          // This can happen when all (probably the single one) visibility points are very close
+          // to the linked vertex. Such situation can arise in boarding location linking which skips
+          // the snapping logic of normal linking and calls addPermanentAreaVertex directly
           nearest = areaGroup.visibilityVertices().stream().findFirst();
         }
         if (nearest.isPresent()) {