Explicitly type cast a variable

Fix: 217126594
Test: Successful build aosp_x86-eng target
Change-Id: I8b9b4051c4296fd3ecf0b89b1d1352020db02d5a
diff --git a/automotive/evs/1.1/default/EvsCamera.cpp b/automotive/evs/1.1/default/EvsCamera.cpp
index b671c23..520670a 100644
--- a/automotive/evs/1.1/default/EvsCamera.cpp
+++ b/automotive/evs/1.1/default/EvsCamera.cpp
@@ -376,7 +376,7 @@
         if (numBuffersToAdd > (kMaxBuffersInFlight - mFramesAllowed)) {
             numBuffersToAdd -= (kMaxBuffersInFlight - mFramesAllowed);
             ALOGW("Exceed the limit on number of buffers. %" PRIu64 " buffers will be added only.",
-                  numBuffersToAdd);
+                  static_cast<uint64_t>(numBuffersToAdd));
         }
 
         GraphicBufferMapper& mapper = GraphicBufferMapper::get();