chore: remove outdated "experimental-modules" runtime flag (#2898)

* remove outdated runtime flag

* Create long-cups-lie.md

* format

* Delete .changeset/long-cups-lie.md

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Co-authored-by: Simon H <5968653+dummdidumm@users.noreply.github.com>

Author: MathiasWP

packages/svelte-vscode/src/extension.ts

@@ -120,9 +120,7 @@ export function activateSvelteLanguageServer(context: ExtensionContext) {
     const serverModule = require.resolve(lsPath || 'svelte-language-server/bin/server.js');
     console.log('Loading server from ', serverModule);
 
-    // Add --experimental-modules flag for people using node 12 < version < 12.17
-    // Remove this in mid 2022 and bump vs code minimum required version to 1.55
-    const runExecArgv: string[] = ['--experimental-modules'];
+    const runExecArgv: string[] = [];
 
     const runtimeArgs = runtimeConfig.get<string[]>('runtime-args');
     if (runtimeArgs !== undefined) {