Update Ruffle version.

app/javascript/packs/flash.js

@@ -1,2 +1,2 @@
 import "../../../node_modules/ruffle-mirror/ruffle.js";
-import "../../../node_modules/ruffle-mirror/ea72e7bd92c6a211ab42071518cef232.wasm";
+import "../../../node_modules/ruffle-mirror/054626d51434c6b2e151.wasm";

package.json

@@ -27,7 +27,7 @@
     "postcss-loader": "^5.0.0",
     "postcss-preset-env": "^6.7.0",
     "rails-erb-loader": "^5.5.0",
-    "ruffle-mirror": "2021.3.31",
+    "ruffle-mirror": "2021.8.21",
     "sass": "^1.32.5",
     "sass-loader": "^11.0.0",
     "spark-md5": "^3.0.0",
@@ -50,7 +50,7 @@
   },
   "resolutions": {
     "webpack": "5.26.3",
-    "ruffle-mirror": "2021.3.31"
+    "ruffle-mirror": "2021.8.21"
   },
   "scripts": {
     "eslint-all": "yarn run eslint --plugin eslint-plugin-ignore-erb --ext .js,.js.erb app/javascript/src/javascripts",

yarn.lock

@@ -8355,7 +8355,7 @@ fsevents@~2.3.2:
     postcss-loader: ^5.0.0
     postcss-preset-env: ^6.7.0
     rails-erb-loader: ^5.5.0
-    ruffle-mirror: 2021.3.31
+    ruffle-mirror: 2021.8.21
     sass: ^1.32.5
     sass-loader: ^11.0.0
     spark-md5: ^3.0.0
@@ -8369,10 +8369,10 @@ fsevents@~2.3.2:
   languageName: unknown
   linkType: soft
 
-"ruffle-mirror@npm:2021.3.31":
-  version: 2021.3.31
-  resolution: "ruffle-mirror@npm:2021.3.31"
-  checksum: 2247ab90331e9e9a6c532a576ef04f31ecde95fe246b83f96f3af1facd4ab566e99e7834ddfbe8ea5932594e187c78515bac174382c630e34a7ac72b7d6bbb8e
+"ruffle-mirror@npm:2021.8.21":
+  version: 2021.8.21
+  resolution: "ruffle-mirror@npm:2021.8.21"
+  checksum: 63430ada7e4536afcff99d477b0391e049125b9582a20889490b02ea1bbabe755fd763768892d20ccb8f3b1ab57f943f331c2d7245feb64e93fab972f29d9e46
   languageName: node
   linkType: hard