bump graphql and LSP packages (#303)

* bump `graphql` and LSP packages

* Update .changeset/unlucky-baboons-tickle.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* remove backtick

* cleanup

* adjust indentation

* patch-package `graphql` bugfix

* add postinstall step

* update patch

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: phryneas

.changeset/unlucky-baboons-tickle.md

@@ -0,0 +1,7 @@
+---
+"vscode-apollo": patch
+---
+
+Update `graphql` and `graphql-language-service` packages.
+
+This allows descriptions in executable documents to be parsed correctly.