Migrate yarn mappings to build 2, and fix a crash

Author: TechPro424

gradle.properties

@@ -5,11 +5,11 @@ org.gradle.parallel=true
 # Fabric Properties
 	# check these on https://fabricmc.net/develop
 	minecraft_version=1.19.4
-	yarn_mappings=1.19.4+build.1
+	yarn_mappings=1.19.4+build.2
 	loader_version=0.14.19
 
 # Mod Properties
-	mod_version = 0.0.1-mc1.19.4
+	mod_version = 0.0.2-mc1.19.4
 	maven_group = in.techpro424
 	archives_base_name = itemblacklist
 

src/main/resources/itemblacklist.mixins.json

@@ -1,7 +1,7 @@
 {
   "required": true,
   "minVersion": "0.8",
-  "package": "in.TechPro424.itemblacklist.mixin",
+  "package": "in.techpro424.itemblacklist.mixin",
   "compatibilityLevel": "JAVA_17",
   "mixins": [
     "EntityItemDeleteMixin",