Remove usage of npx (#4003)

src/package.json

@@ -346,7 +346,7 @@
 		"format": "prettier --write .",
 		"bundle": "node esbuild.mjs",
 		"vscode:prepublish": "pnpm bundle --production",
-		"vsix": "mkdirp ../bin && npx vsce package --no-dependencies --out ../bin",
+		"vsix": "mkdirp ../bin && vsce package --no-dependencies --out ../bin",
 		"publish:marketplace": "vsce publish --no-dependencies && ovsx publish --no-dependencies",
 		"watch:bundle": "pnpm bundle --watch",
 		"watch:tsc": "tsc --noEmit --watch --project tsconfig.json",