feat: add methods to add and remove genes using ResourceKey in LivingEntity

Author: aaronhowser1

src/main/kotlin/dev/aaronhowser/mods/geneticsresequenced/attachment/GenesData.kt

@@ -130,6 +130,11 @@ data class GenesData(
 			return true
 		}
 
+		@JvmStatic
+		fun LivingEntity.addGene(newGeneKey: ResourceKey<Gene>): Boolean {
+			val holder = ModGenes.fromResourceKey(registryAccess(), newGeneKey) ?: return false
+			return this.addGene(holder)
+		}
 
 		@JvmStatic
 		fun LivingEntity.removeGene(removedGeneHolder: Holder<Gene>): Boolean {
@@ -150,6 +155,12 @@ data class GenesData(
 			return true
 		}
 
+		@JvmStatic
+		fun LivingEntity.removeGene(removedGeneKey: ResourceKey<Gene>): Boolean {
+			val holder = ModGenes.fromResourceKey(registryAccess(), removedGeneKey) ?: return false
+			return this.removeGene(holder)
+		}
+
 		@JvmStatic
 		@OptIn(ExperimentalContracts::class)
 		fun Entity.hasPermanentGene(gene: Holder<Gene>): Boolean {