ExternalCameraDeviceSession: Fix request initialization

This code was exiting because of unsupported RequestTemplate::*
enum values that are now just ignored.

Change-Id: I37f79cbbfe99664ec173458721d71947f0d002ff
diff --git a/camera/device/3.4/default/ExternalCameraDeviceSession.cpp b/camera/device/3.4/default/ExternalCameraDeviceSession.cpp
index 0714ee2..4e77c65 100644
--- a/camera/device/3.4/default/ExternalCameraDeviceSession.cpp
+++ b/camera/device/3.4/default/ExternalCameraDeviceSession.cpp
@@ -1820,8 +1820,8 @@
                 intent = ANDROID_CONTROL_CAPTURE_INTENT_VIDEO_SNAPSHOT;
                 break;
             default:
-                ALOGE("%s: unknown template type %d", __FUNCTION__, type);
-                return BAD_VALUE;
+                ALOGV("%s: unsupported RequestTemplate type %d", __FUNCTION__, type);
+                continue;
         }
         UPDATE(mdCopy, ANDROID_CONTROL_CAPTURE_INTENT, &intent, 1);