camera: Increase the maximum fps limit from 30 to 31

Increase the maximum FPS limit from 30 to 31 as required by the camera
stack to achieve 30 fps in video recording.

Change-Id: I5880bbed0e1a44aeee6a80561ca7224cb883a784
CRs-Fixed: 256371
diff --git a/QualcommCameraHardware.cpp b/QualcommCameraHardware.cpp
index 660a72e..295c338 100755
--- a/QualcommCameraHardware.cpp
+++ b/QualcommCameraHardware.cpp
@@ -189,7 +189,7 @@
 
 //Default FPS
 #define MINIMUM_FPS 5
-#define MAXIMUM_FPS 30
+#define MAXIMUM_FPS 31
 #define DEFAULT_FPS MAXIMUM_FPS
 
 /*