patch: formatting cleanups

src/pack-objects.c

@@ -888,7 +888,7 @@ static unsigned int check_delta_limit(git_pobject *me, unsigned int n)
 static unsigned long free_unpacked(struct unpacked *n)
 {
 	unsigned long freed_mem = 0;
-	
+
 	if (n->index) {
 		freed_mem += git_delta_index_size(n->index);
 		git_delta_index_free(n->index);

src/patch_diff.c

@@ -25,7 +25,7 @@ static void patch_diff_free(git_patch *p)
 {
 	git_patch_diff *patch = (git_patch_diff *)p;
 
-    git_array_clear(patch->base.lines);
+	git_array_clear(patch->base.lines);
 	git_array_clear(patch->base.hunks);
 
 	git__free((char *)patch->base.binary.old_file.data);