staging: android: ion: Resolve minor indentation issue.

Resolving a minor checkpatch/indentation issue in ion_carveout_heap.c,
ie:
drivers/staging/android/ion/ion_carveout_heap.c
-----------------------------------------------
CHECK: Alignment should match open parenthesis
+static phys_addr_t ion_carveout_allocate(struct ion_heap *heap,
+					     unsigned long size)

Signed-off-by: Matthew Giassa <matthew@giassa.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/android/ion/ion_carveout_heap.c

@@ -33,7 +33,7 @@ struct ion_carveout_heap {
 };
 
 static phys_addr_t ion_carveout_allocate(struct ion_heap *heap,
-					     unsigned long size)
+					 unsigned long size)
 {
 	struct ion_carveout_heap *carveout_heap =
 		container_of(heap, struct ion_carveout_heap, heap);