feat: update keywords in package.json

Added "qc" and "semantics" to keywords in package.json to improve discoverability and align with the repository’s purpose. Adjustments ensure accurate categorization and better metadata.

(This commit message was AI-generated.)

Signed-off-by: Jens Oliver Meiert <jens@meiert.com>

Author: j9t

package.json

@@ -10,8 +10,10 @@
   "homepage": "https://github.com/j9t/obsohtml",
   "keywords": [
     "html",
-    "qa"
-  ],
+    "qa",
+    "qc",
+		"semantics"
+	],
   "license": "CC-BY-SA-4.0",
   "name": "@j9t/obsohtml",
   "repository": {