update fabric.mod.json to have correct license

gradle.properties

@@ -6,7 +6,7 @@ minecraft_version=1.21.8
 yarn_mappings=1.21.8+build.1
 loader_version=0.17.2
 # Mod Properties
-mod_version=0.2
+mod_version=0.3
 maven_group=ovh.sad
 archives_base_name=snad-fabric
 # Dependencies

src/main/resources/fabric.mod.json

@@ -6,7 +6,7 @@
   "description": "Adds redstone activated sand, that grows cane that's on top of it. Doesn't work for cactus though, cause I hate how cactus spawns.",
   "authors": ["fucksophie"],
   "contact": {},
-  "license": "All-Rights-Reserved",
+  "license": "PolyForm Shield License 1.0.0",
   "icon": "assets/snad/icon.png",
   "environment": "*",
   "accessWidener" : "snad.accesswidener",