Remove incorrect and unnecessary field from data model (#1659)

Author: charisk

extensions/ql-vscode/src/remote-queries/gh-api/variant-analysis.ts

@@ -21,7 +21,6 @@ export type VariantAnalysisQueryLanguage =
 export interface VariantAnalysis {
   id: number,
   controller_repo: Repository,
-  actor_id: number,
   query_language: VariantAnalysisQueryLanguage,
   query_pack_url: string,
   created_at: string,

extensions/ql-vscode/src/vscode-tests/factories/remote-queries/gh-api/variant-analysis-api-response.ts

@@ -25,7 +25,6 @@ export function createMockApiResponse(
       full_name: 'github/pickles',
       private: false,
     },
-    actor_id: faker.datatype.number(),
     query_language: VariantAnalysisQueryLanguage.Javascript,
     query_pack_url: 'https://example.com/foo',
     created_at: faker.date.recent().toISOString(),