chore:(deps): bump prettier from 2.3.2 to 2.4.0 in /explorer (#19758)

Bumps [prettier](https://github.com/prettier/prettier) from 2.3.2 to 2.4.0.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md)
- [Commits](https://github.com/prettier/prettier/compare/2.3.2...2.4.0)

---
updated-dependencies:
- dependency-name: prettier
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

explorer/package-lock.json

@@ -42,7 +42,7 @@
         "cross-fetch": "^3.1.4",
         "humanize-duration-ts": "^2.1.1",
         "node-sass": "^5.0.0",
-        "prettier": "^2.3.2",
+        "prettier": "^2.4.0",
         "react": "^17.0.2",
         "react-chartjs-2": "^2.11.2",
         "react-countup": "^5.2.0",
@@ -19197,9 +19197,9 @@
       }
     },
     "node_modules/prettier": {
-      "version": "2.3.2",
-      "resolved": "https://registry.npmjs.org/prettier/-/prettier-2.3.2.tgz",
-      "integrity": "sha512-lnJzDfJ66zkMy58OL5/NY5zp70S7Nz6KqcKkXYzn2tMVrNxvbqaBpg7H3qHaLxCJ5lNMsGuM8+ohS7cZrthdLQ==",
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-2.4.0.tgz",
+      "integrity": "sha512-DsEPLY1dE5HF3BxCRBmD4uYZ+5DCbvatnolqTqcxEgKVZnL2kUfyu7b8pPQ5+hTBkdhU9SLUmK0/pHb07RE4WQ==",
       "bin": {
         "prettier": "bin-prettier.js"
       },
@@ -40949,9 +40949,9 @@
       "integrity": "sha1-1PRWKwzjaW5BrFLQ4ALlemNdxtw="
     },
     "prettier": {
-      "version": "2.3.2",
-      "resolved": "https://registry.npmjs.org/prettier/-/prettier-2.3.2.tgz",
-      "integrity": "sha512-lnJzDfJ66zkMy58OL5/NY5zp70S7Nz6KqcKkXYzn2tMVrNxvbqaBpg7H3qHaLxCJ5lNMsGuM8+ohS7cZrthdLQ=="
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-2.4.0.tgz",
+      "integrity": "sha512-DsEPLY1dE5HF3BxCRBmD4uYZ+5DCbvatnolqTqcxEgKVZnL2kUfyu7b8pPQ5+hTBkdhU9SLUmK0/pHb07RE4WQ=="
     },
     "pretty-bytes": {
       "version": "5.6.0",

explorer/package.json

@@ -37,7 +37,7 @@
     "cross-fetch": "^3.1.4",
     "humanize-duration-ts": "^2.1.1",
     "node-sass": "^5.0.0",
-    "prettier": "^2.3.2",
+    "prettier": "^2.4.0",
     "react": "^17.0.2",
     "react-chartjs-2": "^2.11.2",
     "react-countup": "^5.2.0",