Fix: Generate build dir before parse tests

If the parsing errors test was fired before the other test, the build
directory was missing, resulting in random failures:

  EntryNotFound (FileSystemError): Error: ENOENT: no such file or directory, open '/home/runner/work/vscode-bitbake/vscode-bitbake/integration-tests/project-folder/build/conf/bblayers.conf'

integration-tests/src/tests/bitbake-parse.test.ts

@@ -22,6 +22,8 @@ suite('Bitbake Commands Test Suite', () => {
     while (vscode.workspace.workspaceFolders === undefined || vscode.workspace.workspaceFolders?.length === 0) {
       await delay(100)
     }
+    // Generate the build directory for the addLayer functions to work
+    await vscode.commands.executeCommand('bitbake.parse-recipes')
   })
 
   afterEach(function () {