Geomap: make the geomap panel beta and label alpha layers (#36894)

public/app/core/config.ts

@@ -1,4 +1,5 @@
 import { config, GrafanaBootConfig } from '@grafana/runtime';
+import { PluginState } from '../../../packages/grafana-data/src';
 // Legacy binding paths
 export { config, GrafanaBootConfig as Settings };
 
@@ -16,3 +17,6 @@ export const updateConfig = (update: Partial<GrafanaBootConfig>) => {
     ...update,
   };
 };
+
+// The `enable_alpha` flag is no exposed directly, this is equivolant
+export const hasAlphaPanels = Boolean(config.panels?.debug?.state === PluginState.alpha);