Camera: Intialize useGrid and chooseHeic variables

--Handle early return case in Heic Encoder Manager

Bug: 150894246
CRs-Fixed: 2636054
Change-Id: I7f437241a1f33cc4cb4384369828e12b331b09c9
diff --git a/services/camera/libcameraservice/common/CameraProviderManager.cpp b/services/camera/libcameraservice/common/CameraProviderManager.cpp
index 0fd89f1..1d794a1 100644
--- a/services/camera/libcameraservice/common/CameraProviderManager.cpp
+++ b/services/camera/libcameraservice/common/CameraProviderManager.cpp
@@ -1008,7 +1008,8 @@
         if (sizeAvail) continue;
 
         int64_t stall = 0;
-        bool useHeic, useGrid;
+        bool useHeic = false;
+        bool useGrid = false;
         if (camera3::HeicCompositeStream::isSizeSupportedByHeifEncoder(
                 halStreamConfigs.data.i32[i+1], halStreamConfigs.data.i32[i+2],
                 &useHeic, &useGrid, &stall)) {