Update dependency @grafana/experimental to v1.6.1 (#68681)

* Update dependency @grafana/experimental to v1.6.1

* chore(mssql-datasource): update completion provider to work with experimental type changes

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Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Jack Westbrook <jack.westbrook@gmail.com>

package.json

@@ -261,7 +261,7 @@
     "@grafana/aws-sdk": "0.0.44",
     "@grafana/data": "workspace:*",
     "@grafana/e2e-selectors": "workspace:*",
-    "@grafana/experimental": "1.4.2",
+    "@grafana/experimental": "1.6.1",
     "@grafana/faro-core": "1.1.0",
     "@grafana/faro-web-sdk": "1.1.0",
     "@grafana/google-sdk": "0.1.1",