Update dependency postcss to v8.1.3

package.json

@@ -58,7 +58,7 @@
         "gulp-uglify": "3.0.2",
         "gulp-zip": "5.0.2",
         "inquirer": "7.3.3",
-        "postcss": "8.1.2",
+        "postcss": "8.1.3",
         "postcss-color-mod-function": "3.0.3",
         "postcss-easy-import": "3.0.0",
         "pump": "3.0.0"

yarn.lock

@@ -3176,10 +3176,10 @@ nan@^2.12.1, nan@^2.14.0:
   resolved "https://registry.yarnpkg.com/nan/-/nan-2.14.1.tgz#d7be34dfa3105b91494c3147089315eff8874b01"
   integrity sha512-isWHgVjnFjh2x2yuJ/tj3JbwoHu3UC2dX5G/88Cm24yB6YopVgxvBObDY7n5xW6ExmFhJpSEQqFPvq9zaXc8Jw==
 
-nanoid@^3.1.12:
-  version "3.1.12"
-  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.1.12.tgz#6f7736c62e8d39421601e4a0c77623a97ea69654"
-  integrity sha512-1qstj9z5+x491jfiC4Nelk+f8XBad7LN20PmyWINJEMRSf3wcAjAWysw1qaA8z6NSKe2sjq1hRSDpBH5paCb6A==
+nanoid@^3.1.15:
+  version "3.1.15"
+  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.1.15.tgz#28e7c4ce56aff2d0c2d37814c7aef9d6c5b3e6f3"
+  integrity sha512-n8rXUZ8UU3lV6+43atPrSizqzh25n1/f00Wx1sCiE7R1sSHytZLTTiQl8DjC4IDLOnEZDlgJhy0yO4VsIpMxow==
 
 nanomatch@^1.2.9:
   version "1.2.13"
@@ -3944,14 +3944,14 @@ postcss-values-parser@^2.0.0:
     indexes-of "^1.0.1"
     uniq "^1.0.1"
 
-postcss@8.1.2:
-  version "8.1.2"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.1.2.tgz#9731fcaa4f7b0bef47121821bdae9eeb609a324c"
-  integrity sha512-mToqEVFq8jF9TFhlIK4HhE34zknFJuNTgqtsr60vUvrWn+9TIYugCwiV1JZRxCuOrej2jjstun1bn4Bc7/1HkA==
+postcss@8.1.3:
+  version "8.1.3"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.1.3.tgz#b25138b872ca9f9512c218d9d57ebb59015a9c39"
+  integrity sha512-AKsHGqd7HmXmL/EgyAjI4Gx719A5yQdt9HzyXrI8M/hzxfumecYS95kfvIt40UZqPVNoEt0Va1M3PG54XtNPbg==
   dependencies:
     colorette "^1.2.1"
     line-column "^1.0.2"
-    nanoid "^3.1.12"
+    nanoid "^3.1.15"
     source-map "^0.6.1"
 
 postcss@^6.0.1, postcss@^6.0.11: