renamed cancel to onCancel

src/main/java/io/github/thebusybiscuit/slimefun4/core/machines/MachineOperation.java

@@ -61,6 +61,6 @@ public interface MachineOperation {
      * This method is called when a {@link MachineOperation} is interrupted before finishing.
      * Implement to specify behaviour that should happen in this case.
      */
-    default void cancel() {}
+    default void onCancel() {}
 
 }

src/main/java/io/github/thebusybiscuit/slimefun4/core/machines/MachineProcessor.java

@@ -231,7 +231,7 @@ public class MachineProcessor<T extends MachineOperation> {
                 Event event = new AsyncMachineOperationFinishEvent(pos, this, operation);
                 Bukkit.getPluginManager().callEvent(event);
             } else {
-                operation.cancel();
+                operation.onCancel();
             }
 
             return true;

src/main/java/io/github/thebusybiscuit/slimefun4/implementation/operations/GEOMiningOperation.java

@@ -37,7 +37,7 @@ public class GEOMiningOperation extends MiningOperation {
      * when the {@link GEOMiningOperation} gets cancelled
      */
     @Override
-    public void cancel() {
+    public void onCancel() {
         ResourceManager resourceManager = Slimefun.getGPSNetwork().getResourceManager();
         OptionalInt supplies = resourceManager.getSupplies(resource, block.getWorld(), block.getX() >> 4, block.getZ() >> 4);
         supplies.ifPresent(s -> resourceManager.setSupplies(resource, block.getWorld(), block.getX() >> 4, block.getZ() >> 4, s + 1));