camera: increase q-factor to enhance image quality

the q-factor value is changed to 90 from 85

Change-Id: I847139cce956c3cb69bf9375135b34327e232cf0
diff --git a/camera/QCameraHWI_Parm.cpp b/camera/QCameraHWI_Parm.cpp
index 22a8b75..097b60c 100644
--- a/camera/QCameraHWI_Parm.cpp
+++ b/camera/QCameraHWI_Parm.cpp
@@ -961,8 +961,8 @@
     mParameters.set(QCameraParameters::KEY_SUPPORTED_PICTURE_FORMATS,
                     mPictureFormatValues);
 
-    mParameters.set(QCameraParameters::KEY_JPEG_QUALITY, "85"); // max quality
-    mJpegQuality = 85;
+    mParameters.set(QCameraParameters::KEY_JPEG_QUALITY, "90"); // max quality
+    mJpegQuality = 90;
     //Set Video Format
     mParameters.set(QCameraParameters::KEY_VIDEO_FRAME_FORMAT, "yuv420sp");