bankd: Remove second \n after PC/SC OK statements

Change-Id: I80cc727d0260599d8114b1050f04cf17977944f2
diff --git a/src/bankd_main.c b/src/bankd_main.c
index c0a127f..c19b41f 100644
--- a/src/bankd_main.c
+++ b/src/bankd_main.c
@@ -172,7 +172,7 @@
 	LOGW((w), text ": %s (0x%lX)\n", pcsc_stringify_error(rv), rv); \
 	goto end; \
 } else { \
-        LOGW((w), ": OK\n\n"); \
+        LOGW((w), ": OK\n"); \
 }
 
 static void worker_set_state(struct bankd_worker *worker, enum bankd_worker_state new_state)