More cleanup of var names

paper-server/patches/sources/net/minecraft/world/item/ProjectileWeaponItem.java.patch

@@ -1,6 +1,6 @@
 --- a/net/minecraft/world/item/ProjectileWeaponItem.java
 +++ b/net/minecraft/world/item/ProjectileWeaponItem.java
-@@ -62,12 +_,25 @@
+@@ -62,12 +_,29 @@
                  float f4 = f2 + f3 * ((i + 1) / 2) * f1;
                  f3 = -f3;
                  int i1 = i;
@@ -21,9 +21,13 @@
 +                }
 +
 +                if (event.getProjectile() == projectile.getBukkitEntity()) {
-+                    if (Projectile.spawnProjectile(projectile, level, itemStack).isRemoved()) {
-+                        if (shooter instanceof net.minecraft.server.level.ServerPlayer) {
-+                            ((net.minecraft.server.level.ServerPlayer) shooter).getBukkitEntity().updateInventory();
++                    if (Projectile.spawnProjectile(
++                        projectile,
++                        level,
++                        itemStack
++                    ).isRemoved()) {
++                        if (shooter instanceof net.minecraft.server.level.ServerPlayer serverPlayer) {
++                            serverPlayer.getBukkitEntity().updateInventory();
 +                        }
 +                        return;
 +                    }