chore: homepage points to documentation url in package.json

Author: ashenBlade

package.json

@@ -27,7 +27,7 @@
     "bugs": {
         "url": "https://github.com/ashenBlade/postgres-dev-helper/issues"
     },
-    "homepage": "https://github.com/ashenBlade/postgres-dev-helper",
+    "homepage": "https://ashenBlade.github.io/postgres-dev-helper",
     "keywords": [
         "PostgreSQL",
         "postgresql",