fix(watch): update vinyl-accumulate and this fixes watch (#230)

Author: kt3k

package.json

@@ -37,7 +37,7 @@
     "layout-wrapper": "^1.1.1",
     "nunjucks": "^3.0.0",
     "nunjucks-date": "^1.2.0",
-    "vinyl-accumulate": "^1.3.2"
+    "vinyl-accumulate": "^1.4.1"
   },
   "devDependencies": {
     "rimraf": "^2.5.4"

yarn.lock

@@ -2176,9 +2176,9 @@ verror@1.3.6:
   dependencies:
     extsprintf "1.0.2"
 
-vinyl-accumulate@^1.3.2:
-  version "1.3.2"
-  resolved "https://registry.yarnpkg.com/vinyl-accumulate/-/vinyl-accumulate-1.3.2.tgz#5c49d7b7566aa6e99ac62c2799d8e95f6a8f1f6a"
+vinyl-accumulate@^1.4.1:
+  version "1.4.1"
+  resolved "https://registry.yarnpkg.com/vinyl-accumulate/-/vinyl-accumulate-1.4.1.tgz#2b22679df61a3543e973f7b6fa3e9f745d4fdaba"
   dependencies:
     debounce "^1.0.0"
     duplexer2 "^0.1.4"