(chore) pin version of svelte2tsx

In preparation of last release at this minor version

Author: dummdidumm

packages/language-server/package.json

@@ -58,7 +58,7 @@
         "source-map": "^0.7.3",
         "svelte": "~3.38.2",
         "svelte-preprocess": "~4.7.3",
-        "svelte2tsx": "*",
+        "svelte2tsx": "~0.1.0",
         "typescript": "*",
         "vscode-css-languageservice": "5.0.0",
         "vscode-emmet-helper": "2.1.2",