Fix minor bugs with queries panel + language selector (#3070)

Author: shati-patel

extensions/ql-vscode/src/databases/local-databases/database-manager.ts

@@ -116,7 +116,7 @@ export class DatabaseManager extends DisposableObject {
       this.languageContext.onLanguageContextChanged(async () => {
         if (
           this.currentDatabaseItem !== undefined &&
-          !this.languageContext.isSelectedLanguage(
+          !this.languageContext.shouldInclude(
             tryGetQueryLanguage(this.currentDatabaseItem.language),
           )
         ) {

extensions/ql-vscode/src/local-queries/qlpack-generator.ts

@@ -1,4 +1,4 @@
-import { mkdir, writeFile } from "fs-extra";
+import { ensureDir, writeFile } from "fs-extra";
 import { dump } from "js-yaml";
 import { dirname, join } from "path";
 import { Uri } from "vscode";
@@ -76,7 +76,7 @@ export class QlPackGenerator {
   }
 
   private async createWorkspaceFolder() {
-    await mkdir(this.folderUri.fsPath);
+    await ensureDir(this.folderUri.fsPath);
   }
 
   private async createQlPackYaml() {