updater: Don't append newline when calling uiPrint().

LOG(INFO) already appends a newline. Don't print redundant newline.

Test: No extra blank lines when calling ui_print(). And on-screen UI
      shows the same.
Change-Id: I74e9a8504a7146a6cb3dae02fe2406d0dd54069b
diff --git a/updater/blockimg.cpp b/updater/blockimg.cpp
index 8c0f885..4409cbe 100644
--- a/updater/blockimg.cpp
+++ b/updater/blockimg.cpp
@@ -18,6 +18,7 @@
 #include <errno.h>
 #include <dirent.h>
 #include <fcntl.h>
+#include <inttypes.h>
 #include <linux/fs.h>
 #include <pthread.h>
 #include <stdarg.h>
@@ -1831,7 +1832,7 @@
     uint16_t mount_count = *reinterpret_cast<uint16_t*>(&block0_buffer[0x400+0x34]);
 
     if (mount_count > 0) {
-        uiPrintf(state, "Device was remounted R/W %d times\n", mount_count);
+        uiPrintf(state, "Device was remounted R/W %" PRIu16 " times", mount_count);
         uiPrintf(state, "Last remount happened on %s", ctime(&mount_time));
     }