ci(linux): add debug for remote [skip ci]

patches/linux/yarn-dependencies.patch

@@ -13,5 +13,5 @@ index 72dd74f..0f70d8c 100644
 -		} else {
 -			run('sudo', ['docker', 'run', '-e', 'GITHUB_TOKEN', '-e', 'npm_config_arch', '-v', `${process.env['VSCODE_HOST_MOUNT']}:/root/vscode`, '-v', `${process.env['VSCODE_HOST_MOUNT']}/.build/.netrc:/root/.netrc`, process.env['VSCODE_REMOTE_DEPENDENCIES_CONTAINER_NAME'], 'yarn', '--cwd', dir, ...args], opts);
 -		}
-+		run('sudo', ['docker', 'run', '-e', 'GITHUB_TOKEN', '-e', 'npm_config_arch', '-v', `${process.env['VSCODE_HOST_MOUNT']}:/root/vscode`, '-v', `${process.env['VSCODE_HOST_MOUNT']}/.build/.netrc:/root/.netrc`, process.env['VSCODE_REMOTE_DEPENDENCIES_CONTAINER_NAME'], 'yarn', '--cwd', dir, ...args], opts);
++		run('sudo', ['docker', 'run', '-e', 'GITHUB_TOKEN', '-e', 'npm_config_arch', '-v', `${process.env['VSCODE_HOST_MOUNT']}:/root/vscode`, '-v', `${process.env['VSCODE_HOST_MOUNT']}/.build/.netrc:/root/.netrc`, process.env['VSCODE_REMOTE_DEPENDENCIES_CONTAINER_NAME'], 'pwd', '&&', 'ls', '&&', 'yarn', '--cwd', dir, ...args], opts);
  		run('sudo', ['chown', '-R', `${userinfo.uid}:${userinfo.gid}`, `${dir}/node_modules`], opts);

prepare_vscode.sh

@@ -107,6 +107,9 @@ if [[ "${OS_NAME}" == "linux" ]]; then
 
     export VSCODE_HOST_MOUNT
 
+    ls "${VSCODE_HOST_MOUNT}"
+    ls /home/runner/work/vscodium/vscodium/vscode
+
     if [[ "${VSCODE_ARCH}" == "x64" || "${VSCODE_ARCH}" == "arm64" ]]; then
       VSCODE_REMOTE_DEPENDENCIES_CONTAINER_NAME="vscodium/vscodium-linux-build-agent:centos7-devtoolset8-${VSCODE_ARCH}"
     elif [[ "${VSCODE_ARCH}" == "armhf" ]]; then