chore:(deps): bump @types/jest from 26.0.7 to 26.0.8 in /explorer (#11305)

Bumps [@types/jest](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/jest) from 26.0.7 to 26.0.8.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/jest)

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

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

explorer/package-lock.json

@@ -2821,9 +2821,9 @@
       }
     },
     "@types/jest": {
-      "version": "26.0.7",
-      "resolved": "https://registry.npmjs.org/@types/jest/-/jest-26.0.7.tgz",
-      "integrity": "sha512-+x0077/LoN6MjqBcVOe1y9dpryWnfDZ+Xfo3EqGeBcfPRJlQp3Lw62RvNlWxuGv7kOEwlHriAa54updi3Jvvwg==",
+      "version": "26.0.8",
+      "resolved": "https://registry.npmjs.org/@types/jest/-/jest-26.0.8.tgz",
+      "integrity": "sha512-eo3VX9jGASSuv680D4VQ89UmuLZneNxv2MCZjfwlInav05zXVJTzfc//lavdV0GPwSxsXJTy2jALscB7Acqg0g==",
       "requires": {
         "jest-diff": "^25.2.1",
         "pretty-format": "^25.2.1"

explorer/package.json

@@ -9,7 +9,7 @@
     "@testing-library/react": "^10.4.7",
     "@testing-library/user-event": "^12.0.17",
     "@types/bs58": "^4.0.1",
-    "@types/jest": "^26.0.7",
+    "@types/jest": "^26.0.8",
     "@types/node": "^14.0.27",
     "@types/react": "^16.9.43",
     "@types/react-dom": "^16.9.8",