chore:(deps): bump cross-fetch from 3.0.6 to 3.1.0 in /explorer (#15869)

Bumps [cross-fetch](https://github.com/lquixada/cross-fetch) from 3.0.6 to 3.1.0.
- [Release notes](https://github.com/lquixada/cross-fetch/releases)
- [Commits](https://github.com/lquixada/cross-fetch/compare/v3.0.6...v3.1.0)

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

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

explorer/package-lock.json

@@ -2604,6 +2604,16 @@
       "integrity": "sha512-aM+HgAnYXkhyyymLy+q48bxXKA8v+tLdZf+FZIQMU2eVV6JGj9wNzvG8z13+aoEZPVuPW+rtH4obA7KfQM7EWg==",
       "requires": {
         "cross-fetch": "3.0.6"
+      },
+      "dependencies": {
+        "cross-fetch": {
+          "version": "3.0.6",
+          "resolved": "https://registry.npmjs.org/cross-fetch/-/cross-fetch-3.0.6.tgz",
+          "integrity": "sha512-KBPUbqgFjzWlVcURG+Svp9TlhA5uliYtiNx/0r8nv0pdypeQCRJ9IaSIc3q/x3q8t3F75cHuwxVql1HFGHCNJQ==",
+          "requires": {
+            "node-fetch": "2.6.1"
+          }
+        }
       }
     },
     "@solana/web3.js": {
@@ -5801,9 +5811,9 @@
       }
     },
     "cross-fetch": {
-      "version": "3.0.6",
-      "resolved": "https://registry.npmjs.org/cross-fetch/-/cross-fetch-3.0.6.tgz",
-      "integrity": "sha512-KBPUbqgFjzWlVcURG+Svp9TlhA5uliYtiNx/0r8nv0pdypeQCRJ9IaSIc3q/x3q8t3F75cHuwxVql1HFGHCNJQ==",
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/cross-fetch/-/cross-fetch-3.1.0.tgz",
+      "integrity": "sha512-a+yso9lSpXQI9DH+YjAu/m0dVfP8IVoZDPBLLFcvGpeq3KHNdikkekTOdkHiXEuTq4GBOeO0MfWkE40yzF1w7g==",
       "requires": {
         "node-fetch": "2.6.1"
       }

explorer/package.json

@@ -30,7 +30,7 @@
     "chai": "^4.3.4",
     "chart.js": "^2.9.4",
     "classnames": "2.2.6",
-    "cross-fetch": "^3.0.6",
+    "cross-fetch": "^3.1.0",
     "humanize-duration-ts": "^2.1.1",
     "node-sass": "^4.14.1",
     "prettier": "^2.2.1",