chore(deps): update dependency sass-loader to v7

Author: renovate-bot

package.json

@@ -70,7 +70,7 @@
     "node-sass": "^4.9.0",
     "postcss-loader": "^2.0.8",
     "prettier": "1.14.0",
-    "sass-loader": "^6.0.6",
+    "sass-loader": "^7.0.0",
     "semantic-release": "^15.9.9",
     "semantic-release-chrome": "^1.1.0",
     "semantic-release-firefox": "^1.1.1",

yarn.lock

@@ -1643,7 +1643,7 @@ async@^2.0.0, async@^2.4.1, async@~2.6.0:
   dependencies:
     lodash "^4.17.10"
 
-async@^2.1.5, async@^2.5.0:
+async@^2.5.0:
   version "2.6.0"
   resolved "https://registry.yarnpkg.com/async/-/async-2.6.0.tgz#61a29abb6fcc026fea77e56d1c6ec53a795951f4"
   dependencies:
@@ -2648,6 +2648,15 @@ clone-deep@^0.3.0:
     kind-of "^3.2.2"
     shallow-clone "^0.1.2"
 
+clone-deep@^2.0.1:
+  version "2.0.2"
+  resolved "https://registry.yarnpkg.com/clone-deep/-/clone-deep-2.0.2.tgz#00db3a1e173656730d1188c3d6aced6d7ea97713"
+  dependencies:
+    for-own "^1.0.0"
+    is-plain-object "^2.0.4"
+    kind-of "^6.0.0"
+    shallow-clone "^1.0.0"
+
 clone-regexp@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/clone-regexp/-/clone-regexp-1.0.1.tgz#051805cd33173375d82118fc0918606da39fd60f"
@@ -9765,15 +9774,16 @@ sass-graph@^2.2.4:
     scss-tokenizer "^0.2.3"
     yargs "^7.0.0"
 
-sass-loader@^6.0.6:
-  version "6.0.6"
-  resolved "https://registry.yarnpkg.com/sass-loader/-/sass-loader-6.0.6.tgz#e9d5e6c1f155faa32a4b26d7a9b7107c225e40f9"
+sass-loader@^7.0.0:
+  version "7.1.0"
+  resolved "https://registry.yarnpkg.com/sass-loader/-/sass-loader-7.1.0.tgz#16fd5138cb8b424bf8a759528a1972d72aad069d"
   dependencies:
-    async "^2.1.5"
-    clone-deep "^0.3.0"
+    clone-deep "^2.0.1"
     loader-utils "^1.0.1"
     lodash.tail "^4.1.1"
+    neo-async "^2.5.0"
     pify "^3.0.0"
+    semver "^5.5.0"
 
 sax@>=0.6.0, sax@^1.2.4:
   version "1.2.4"
@@ -9956,6 +9966,14 @@ shallow-clone@^0.1.2:
     lazy-cache "^0.2.3"
     mixin-object "^2.0.1"
 
+shallow-clone@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/shallow-clone/-/shallow-clone-1.0.0.tgz#4480cd06e882ef68b2ad88a3ea54832e2c48b571"
+  dependencies:
+    is-extendable "^0.1.1"
+    kind-of "^5.0.0"
+    mixin-object "^2.0.1"
+
 shasum@^1.0.0:
   version "1.0.2"
   resolved "http://registry.npmjs.org/shasum/-/shasum-1.0.2.tgz#e7012310d8f417f4deb5712150e5678b87ae565f"