message: fix(shell-api): remove KeyVault initialization workaround
  In this workaround was added since the interaction
  of `createIndex` with `libmongocrypt` was buggy. Since this is
  resolved now, we can just re-enable index creation.
diff: @@ -161,9 +161,6 @@ export class KeyVault extends ShellApiWithMongoClass {
  }
  async _init(): Promise<void> {
  - if (this._mongo._fleOptions?.bypassQueryAnalysis) {
  - return; // TODO: Re-enable after libmongocrypt createIndex bug is fixed
  - }
  try {
  const existingIndexKeys = await this._keyColl.getIndexKeys();
  if (existingIndexKeys.some(key => key.keyAltNames)) {
  