chore(deps): update dependency babel-plugin-istanbul to v7

Author: renovate[bot]

package-lock.json

@@ -46,7 +46,7 @@
     "@babel/plugin-transform-modules-commonjs": "7.24.8",
     "@babel/preset-env": "7.25.3",
     "@joseph184/rollup-plugin-node-builtins": "2.1.4",
-    "babel-plugin-istanbul": "6.1.1",
+    "babel-plugin-istanbul": "7.0.0",
     "coveralls": "3.1.1",
     "cross-env": "7.0.3",
     "dotenv": "16.4.5",