[factions-and-banking] Extra detail

src/main/java/jesse/keeblarcraft/mixin/PlayerMixin.java

@@ -15,6 +15,9 @@ import net.minecraft.item.ItemStack;
 // Tutorial I referenced for this knowledge (outside fabric wiki): https://www.youtube.com/watch?v=HQUkWjMWTik
 // MAKE SURE YOU READ fabric_mod.json and the keeblarcraft.mixin.json!! These injections are not instantiated anywhere else because mixins are special
 // because all this code is essentially injected (pasted) into their respective areas during compilation.
+//
+// PLEASE SEE https://wiki.fabricmc.net/tutorial:mixin_injects FOR ALL THE PARAMETER TYPES OF INJECTION (you will likely have a question about all the types after reading
+// bullet point #3 in the below injection explanation because I only explain 'Z' in that case)
 
 @Mixin(PlayerEntity.class)
 // *THIS* CLASS MUST BE ABSTRACT - BUT NOT TRUE FOR EVERY MIXIN