Fix misc-macro-parentheses warnings in system/nfc.

Bug: 28705665
Test: make with WITH_TIDY=1 WITH_TIDY_CHECKS=-*,misc-macro-* \
      WITH_TIDY_FLAGS=-header-filter=system/nfc/.*

Change-Id: I96c51baad1d2fc8ede2d19aba557cad76ed9d9df
diff --git a/src/nfc/tags/rw_t3t.c b/src/nfc/tags/rw_t3t.c
index 817901d..88859f0 100644
--- a/src/nfc/tags/rw_t3t.c
+++ b/src/nfc/tags/rw_t3t.c
@@ -60,7 +60,7 @@
 #define RW_T3T_MIN_TIMEOUT_TICKS 10
 
 /* Macro to extract major version from NDEF version byte */
-#define T3T_GET_MAJOR_VERSION(ver) (ver >> 4)
+#define T3T_GET_MAJOR_VERSION(ver) ((ver) >> 4)
 
 /* Enumeration of API commands */
 enum {