Update dependency diff to v8

Author: renovate[bot]

package.json

@@ -31,7 +31,7 @@
   "homepage": "https://github.com/Unibeautify/website#readme",
   "dependencies": {},
   "devDependencies": {
-    "@types/diff": "4.0.2",
+    "@types/diff": "8.0.0",
     "@types/fs-extra": "8.1.5",
     "@types/lodash": "4.17.24",
     "@unibeautify/beautifier-black": "0.1.2",
@@ -52,7 +52,7 @@
     "@unibeautify/ugly-samples": "0.2.10",
     "array-flatten": "2.1.2",
     "csscomb": "4.3.0",
-    "diff": "4.0.4",
+    "diff": "8.0.4",
     "eslint": "4.19.1",
     "eslint-plugin-react": "7.37.5",
     "fs-extra": "8.1.0",

yarn.lock

@@ -269,10 +269,12 @@
   resolved "https://registry.yarnpkg.com/@types/color-name/-/color-name-1.1.1.tgz#1c1261bbeaa10a8055bbc5d8ab84b7b2afc846a0"
   integrity sha512-rr+OQyAjxze7GgWrSaJwydHStIhHq2lvY3BOC2Mj7KnzI7XK0Uw1TOOdI9lDoajEbSWLiYgoo4f1R51erQfhPQ==
 
-"@types/diff@4.0.2":
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/@types/diff/-/diff-4.0.2.tgz#2e9bb89f9acc3ab0108f0f3dc4dbdcf2fff8a99c"
-  integrity sha512-mIenTfsIe586/yzsyfql69KRnA75S8SVXQbTLpDejRrjH0QSJcpu3AUOi/Vjnt9IOsXKxPhJfGpQUNMueIU1fQ==
+"@types/diff@8.0.0":
+  version "8.0.0"
+  resolved "https://registry.yarnpkg.com/@types/diff/-/diff-8.0.0.tgz#8fc38b6488d2b228bf0b26c3d86a6822dc0961c5"
+  integrity sha512-o7jqJM04gfaYrdCecCVMbZhNdG6T1MHg/oQoRFdERLV+4d+V7FijhiEAbFu0Usww84Yijk9yH58U4Jk4HbtzZw==
+  dependencies:
+    diff "*"
 
 "@types/fs-extra@8.1.5":
   version "8.1.5"
@@ -1265,10 +1267,10 @@ del@^2.0.2:
     pinkie-promise "^2.0.0"
     rimraf "^2.2.8"
 
-diff@4.0.4:
-  version "4.0.4"
-  resolved "https://registry.yarnpkg.com/diff/-/diff-4.0.4.tgz#7a6dbfda325f25f07517e9b518f897c08332e07d"
-  integrity sha512-X07nttJQkwkfKfvTPG/KSnE2OMdcUCao6+eXF3wmnIQRn2aPAHH3VxDbDOdegkd6JbPsXqShpvEOHfAT+nCNwQ==
+diff@*, diff@8.0.4:
+  version "8.0.4"
+  resolved "https://registry.yarnpkg.com/diff/-/diff-8.0.4.tgz#4f5baf3188b9b2431117b962eb20ba330fadf696"
+  integrity sha512-DPi0FmjiSU5EvQV0++GFDOJ9ASQUVFh5kD+OzOnYdi7n3Wpm9hWWGfB/O2blfHcMVTL5WkQXSnRiK9makhrcnw==
 
 diff@^4.0.1:
   version "4.0.1"