Don't reset 4* pity when get a 5* item

- fix #39

src/components/WishImportModal.svelte

@@ -449,7 +449,7 @@
           combined[i].pity = legendary;
         }
         legendary = 0;
-        rare = 0;
+        // rare = 0;
       } else if (rarity === 4) {
         if (combined[i].pity === 0) {
           combined[i].pity = rare;

src/routes/wish/_counter.svelte

@@ -204,7 +204,7 @@
     if (legendary >= legendaryPity) {
       openAddModal(Math.min(rare, legendaryPity));
       legendary = 0;
-      rare = 0;
+      // rare = 0;
       filler--;
     } else if (legendary < 0) {
       legendary = 89;
@@ -245,7 +245,7 @@
 
     total += 1;
     legendary = 0;
-    rare = 0;
+    // rare = 0;
     saveData();
   }