chore(deps): update dependency cross-env to v5.2.1

package.json

@@ -17,7 +17,7 @@
     "@types/webdriverio": "4.13.3",
     "@uncovertruth/eslint-config": "4.5.0",
     "@uncovertruth/tslint-config": "4.5.0",
-    "cross-env": "5.2.0",
+    "cross-env": "5.2.1",
     "eslint": "5.16.0",
     "espower-typescript": "9.0.2",
     "finalhandler": "1.1.1",

yarn.lock

@@ -1341,12 +1341,11 @@ create-hmac@^1.1.0, create-hmac@^1.1.2, create-hmac@^1.1.4:
     safe-buffer "^5.0.1"
     sha.js "^2.4.8"
 
-[email protected].0:
-  version "5.2.0"
-  resolved "https://registry.yarnpkg.com/cross-env/-/cross-env-5.2.0.tgz#6ecd4c015d5773e614039ee529076669b9d126f2"
+[email protected].1:
+  version "5.2.1"
+  resolved "https://registry.yarnpkg.com/cross-env/-/cross-env-5.2.1.tgz#b2c76c1ca7add66dc874d11798466094f551b34d"
   dependencies:
     cross-spawn "^6.0.5"
-    is-windows "^1.0.0"
 
 cross-spawn@^5.0.1, cross-spawn@^5.1.0:
   version "5.1.0"
@@ -3500,7 +3499,7 @@ is-url@^1.2.1:
   version "1.2.4"
   resolved "https://registry.yarnpkg.com/is-url/-/is-url-1.2.4.tgz#04a4df46d28c4cff3d73d01ff06abeb318a1aa52"
 
-is-windows@^1.0.0, is-windows@^1.0.1, is-windows@^1.0.2:
+is-windows@^1.0.1, is-windows@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/is-windows/-/is-windows-1.0.2.tgz#d1850eb9791ecd18e6182ce12a30f396634bb19d"