Bump node-sass from 4.12.0 to 4.13.1

Bumps [node-sass](https://github.com/sass/node-sass) from 4.12.0 to 4.13.1.
- [Release notes](https://github.com/sass/node-sass/releases)
- [Changelog](https://github.com/sass/node-sass/blob/master/CHANGELOG.md)
- [Commits](sass/node-sass@v4.12.0...v4.13.1)

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -4,7 +4,7 @@
   "private": true,
   "dependencies": {
     "firebase": "6.0.2",
-    "node-sass": "4.12.0",
+    "node-sass": "4.13.1",
     "react": "^16.8.6",
     "react-dom": "^16.8.6",
     "react-redux": "7.0.3",

yarn.lock

@@ -6385,10 +6385,10 @@ lodash.uniq@^4.5.0:
   resolved "https://registry.yarnpkg.com/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
   integrity sha1-0CJTc662Uq3BvILklFM5qEJ1R3M=
 
-"lodash@>=3.5 <5", lodash@^4.0.0, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.5, lodash@~4.17.10:
-  version "4.17.11"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
-  integrity sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==
+"lodash@>=3.5 <5", lodash@^4.0.0, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.15, lodash@^4.17.5, lodash@~4.17.10:
+  version "4.17.20"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.20.tgz#b44a9b6297bcb698f1c51a3545a2b3b368d59c52"
+  integrity sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA==
 
 loglevel@^1.4.1:
   version "1.6.1"
@@ -6944,10 +6944,10 @@ node-releases@^1.1.13, node-releases@^1.1.17:
   dependencies:
     semver "^5.3.0"
 
-node-sass@4.12.0:
-  version "4.12.0"
-  resolved "https://registry.yarnpkg.com/node-sass/-/node-sass-4.12.0.tgz#0914f531932380114a30cc5fa4fa63233a25f017"
-  integrity sha512-A1Iv4oN+Iel6EPv77/HddXErL2a+gZ4uBeZUy+a8O35CFYTXhgA8MgLCWBtwpGZdCvTvQ9d+bQxX/QC36GDPpQ==
+node-sass@4.13.1:
+  version "4.13.1"
+  resolved "https://registry.yarnpkg.com/node-sass/-/node-sass-4.13.1.tgz#9db5689696bb2eec2c32b98bfea4c7a2e992d0a3"
+  integrity sha512-TTWFx+ZhyDx1Biiez2nB0L3YrCZ/8oHagaDalbuBSlqXgUPsdkUSzJsVxeDO9LtPB49+Fh3WQl3slABo6AotNw==
   dependencies:
     async-foreach "^0.1.3"
     chalk "^1.1.1"
@@ -6956,7 +6956,7 @@ [email protected]:
     get-stdin "^4.0.1"
     glob "^7.0.3"
     in-publish "^2.0.0"
-    lodash "^4.17.11"
+    lodash "^4.17.15"
     meow "^3.7.0"
     mkdirp "^0.5.1"
     nan "^2.13.2"