of: unittest: Restore indentation in overlay_bad_add_dup_prop test

When updating the expected error messages for the
overlay_bad_add_dup_prop test, indentation of the EXPECT_END()
statements was accidentally changed.

Fixes: 29acfb6 ("of: unittest: kmemleak in duplicate property update")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/c9bd81b74b0a1ab394ac7ff8819e6fb032fe8ded.1690533838.git.geert+renesas@glider.be
Signed-off-by: Rob Herring <robh@kernel.org>

Author: geertu

drivers/of/unittest.c

@@ -3725,11 +3725,11 @@ static __init void of_unittest_overlay_high_level(void)
 		 "Adding overlay 'overlay_bad_add_dup_prop' failed\n");
 
 	EXPECT_END(KERN_ERR,
-		     "OF: overlay: ERROR: multiple fragments add, update, and/or delete property /testcase-data-2/substation@100/motor-1/electric/name");
+		   "OF: overlay: ERROR: multiple fragments add, update, and/or delete property /testcase-data-2/substation@100/motor-1/electric/name");
 	EXPECT_END(KERN_ERR,
-		     "OF: overlay: ERROR: multiple fragments add, update, and/or delete property /testcase-data-2/substation@100/motor-1/electric/rpm_avail");
+		   "OF: overlay: ERROR: multiple fragments add, update, and/or delete property /testcase-data-2/substation@100/motor-1/electric/rpm_avail");
 	EXPECT_END(KERN_ERR,
-		     "OF: overlay: ERROR: multiple fragments add and/or delete node /testcase-data-2/substation@100/motor-1/electric");
+		   "OF: overlay: ERROR: multiple fragments add and/or delete node /testcase-data-2/substation@100/motor-1/electric");
 
 	unittest(overlay_data_apply("overlay_bad_phandle", NULL),
 		 "Adding overlay 'overlay_bad_phandle' failed\n");