build(deps-dev): bump set-value from 3.0.2 to 4.0.1

Bumps [set-value](https://github.com/jonschlinkert/set-value) from 3.0.2 to 4.0.1.
- [Release notes](https://github.com/jonschlinkert/set-value/releases)
- [Commits](jonschlinkert/set-value@3.0.2...4.0.1)

---
updated-dependencies:
- dependency-name: set-value
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -30,7 +30,7 @@
     "kind-of": "^6.0.3",
     "prettier": "2.1.2",
     "serialize-javascript": "^5.0.1",
-    "set-value": "^3.0.2",
+    "set-value": "^4.0.1",
     "vuepress": "^1.0.1"
   }
 }

yarn.lock

@@ -8608,10 +8608,10 @@ set-value@^2.0.0, set-value@^2.0.1:
     is-plain-object "^2.0.3"
     split-string "^3.0.1"
 
-set-value@^3.0.2:
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/set-value/-/set-value-3.0.2.tgz#74e8ecd023c33d0f77199d415409a40f21e61b90"
-  integrity sha512-npjkVoz+ank0zjlV9F47Fdbjfj/PfXyVhZvGALWsyIYU/qrMzpi6avjKW3/7KeSU2Df3I46BrN1xOI1+6vW0hA==
+set-value@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/set-value/-/set-value-4.0.1.tgz#bc23522ade2d52314ec3b5d6fb140f5cd3a88acf"
+  integrity sha512-ayATicCYPVnlNpFmjq2/VmVwhoCQA9+13j8qWp044fmFE3IFphosPtRM+0CJ5xoIx5Uy52fCcwg3XeH2pHbbPQ==
   dependencies:
     is-plain-object "^2.0.4"