chore: fix checkpatch errors in codebase

Change-Id: I7e5cf99341e1d8699a114ec87d0395ce95d72c30
Signed-off-by: Soby Mathew <soby.mathew@arm.com>
diff --git a/lib/attestation/src/attestation_utils.c b/lib/attestation/src/attestation_utils.c
index 72a8d56..aab0553 100644
--- a/lib/attestation/src/attestation_utils.c
+++ b/lib/attestation/src/attestation_utils.c
@@ -112,7 +112,7 @@
 	/* Disable Data Independent Timing feature */
 	write_dit(0x0);
 
-attest_init_fail :
+attest_init_fail:
 	buffer_alloc_ctx_unassign();
 	return ret;
 }