tests/conv: whitespece fix

Change-Id: I73ab4614c5c23390862d3ecaa2561a6749604a15
diff --git a/tests/conv/conv_test.c b/tests/conv/conv_test.c
index ed1257e..3064f9c 100644
--- a/tests/conv/conv_test.c
+++ b/tests/conv/conv_test.c
@@ -256,7 +256,7 @@
 			.in_len  = 48,
 			.out_len = 72,
 			.has_vec = 1,
-		.vec_in  = { 0x4d, 0xcb, 0xfc, 0x72, 0xf4, 0x8c },
+			.vec_in  = { 0x4d, 0xcb, 0xfc, 0x72, 0xf4, 0x8c },
 			.vec_out = { 0xc0, 0x86, 0x63, 0x4b, 0x8b, 0xd4, 0x6a, 0x76, 0xb2 },
 		},
 		{