chore(deps): update dependency less-loader to v12

package.json

@@ -42,7 +42,7 @@
     "glob": "7.1.3",
     "handlebars": "4.1.2",
     "less": "3.9.0",
-    "less-loader": "4.1.0",
+    "less-loader": "12.1.0",
     "mini-css-extract-plugin": "0.6.0",
     "postcss-loader": "3.0.0",
     "protractor": "5.4.2",

yarn.lock

@@ -2205,7 +2205,7 @@ cliui@^4.0.0:
     strip-ansi "^4.0.0"
     wrap-ansi "^2.0.0"
 
-clone@^2.1.1, clone@^2.1.2:
+clone@^2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/clone/-/clone-2.1.2.tgz#1b7f4b9f591f1e8f83670401600345a02887435f"
 
@@ -4674,13 +4674,10 @@ lcid@^2.0.0:
   dependencies:
     invert-kv "^2.0.0"
 
-[email protected]:
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/less-loader/-/less-loader-4.1.0.tgz#2c1352c5b09a4f84101490274fd51674de41363e"
-  dependencies:
-    clone "^2.1.1"
-    loader-utils "^1.1.0"
-    pify "^3.0.0"
+[email protected]:
+  version "12.1.0"
+  resolved "https://registry.yarnpkg.com/less-loader/-/less-loader-12.1.0.tgz#d13878ed094c0fef87f12bb616c760eb5b366fca"
+  integrity sha512-N/MRZA9iILOW+TQ9xoDptsSPbtBJDWshOj3LNqL+UJAYDhtoraLECiBa93DeLJUfR4m/VE6bWuxaVs40+wBXYw==
 
 [email protected]:
   version "3.9.0"