Bump babel-plugin-istanbul from 6.0.0 to 6.1.1 in /provider-ui

Bumps [babel-plugin-istanbul](https://github.com/istanbuljs/babel-plugin-istanbul) from 6.0.0 to 6.1.1.
- [Release notes](https://github.com/istanbuljs/babel-plugin-istanbul/releases)
- [Changelog](https://github.com/istanbuljs/babel-plugin-istanbul/blob/master/CHANGELOG.md)
- [Commits](istanbuljs/babel-plugin-istanbul@v6.0.0...v6.1.1)

---
updated-dependencies:
- dependency-name: babel-plugin-istanbul
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

provider-ui/package-lock.json

@@ -22,7 +22,7 @@
     "@cypress/code-coverage": "^3.9.11",
     "@material-ui/core": "^4.12.3",
     "@material-ui/icons": "^4.11.3",
-    "babel-plugin-istanbul": "^6.0.0",
+    "babel-plugin-istanbul": "^6.1.1",
     "glob-parent": ">=6.0.2",
     "isomorphic-unfetch": "^3.1.0",
     "jss": "latest",