Remove throughput bucketing feature registration check (#2604)

Derive throughput bucket availability in container settings from the supported AAD ARM path, and remove obsolete global and URL feature state.

Co-authored-by: Asier Isayas <[email protected]>

src/Platform/Hosted/extractFeatures.ts

@@ -16,7 +16,6 @@ export type Features = {
   readonly enableAadDataPlane: boolean;
   readonly enableResourceGraph: boolean;
   readonly enableKoResourceTree: boolean;
-  readonly enableThroughputBuckets: boolean;
   readonly hostedDataExplorer: boolean;
   readonly junoEndpoint?: string;
   readonly phoenixEndpoint?: string;
@@ -80,7 +79,6 @@ export function extractFeatures(given = new URLSearchParams(window.location.sear
     enableSpark: "true" === get("enablespark"),
     enableTtl: "true" === get("enablettl"),
     enableKoResourceTree: "true" === get("enablekoresourcetree"),
-    enableThroughputBuckets: "true" === get("enablethroughputbuckets"),
     executeSproc: "true" === get("dataexplorerexecutesproc"),
     hostedDataExplorer: "true" === get("hosteddataexplorerenabled"),
     mongoProxyEndpoint: get("mongoproxyendpoint"),