Update tailwindcss-class-parser (#6652)

**Desscription:**
Updated @xengine/tailwindcss-class-parser dependency, so it includes
Berci's contribution:
XEngine/tailwindcss-class-parser#6

**Manual Tests:**
I hereby swear that:

- [x] I opened a hydrogen project and it loaded
- [x] I could navigate to various routes in Play mode

Author: gbalint

editor/package.json

@@ -171,7 +171,7 @@
     "@types/w3c-css-typed-object-model-level-1": "20180410.0.5",
     "@use-it/interval": "0.1.3",
     "@vercel/stega": "0.1.0",
-    "@xengine/tailwindcss-class-parser": "1.1.18",
+    "@xengine/tailwindcss-class-parser": "1.1.19",
     "ajv": "6.4.0",
     "anser": "2.1.0",
     "antd": "4.3.5",