Bump @types/lodash from 4.17.5 to 4.17.6 in /src/autorest.bicep (#847)

Bumps [@types/lodash](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/lodash) from 4.17.5 to 4.17.6.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/lodash)

---
updated-dependencies:
- dependency-name: "@types/lodash"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

src/autorest.bicep/package.json

@@ -12,7 +12,7 @@
   "dependencies": {
     "@autorest/codemodel": "^4.20.0",
     "@autorest/extension-base": "^3.6.0",
-    "@types/lodash": "^4.17.5",
+    "@types/lodash": "^4.17.6",
     "autorest": "^3.7.1",
     "bicep-types": "file:../../bicep-types/src/bicep-types",
     "lodash": "^4.17.21"