Fix global typecheck in the CI

Build the wasm lsp for the vs code extension before the type check - the generated .d.ts files are needed.

.github/workflows/fmt_lint_typecheck.yaml

@@ -54,6 +54,9 @@ jobs:
             - name: Build wasm-interpreter before type check
               working-directory: tools/slintpad
               run: pnpm build:wasm_interpreter
+            - name: Build wasm-lsp before type check
+              working-directory: editors/vscode
+              run: pnpm build:wasm_lsp
             - name: Typecheck on npm projects
               run: |
                   pnpm type-check