Update makefiles for Java package path.

use V1_0 instead of 1.0.

Bug: 33554192

Test: hidl_test_java
Change-Id: Ic2d95265df10914a60a5bb743d75e839948838c3
diff --git a/audio/common/2.0/Android.mk b/audio/common/2.0/Android.mk
index 05530a8..423fe35 100644
--- a/audio/common/2.0/Android.mk
+++ b/audio/common/2.0/Android.mk
@@ -12,7 +12,7 @@
 
 HIDL := $(HOST_OUT_EXECUTABLES)/hidl-gen$(HOST_EXECUTABLE_SUFFIX)
 #
-GEN := $(intermediates)/android/hardware/audio/common/2.0/Constants.java
+GEN := $(intermediates)/android/hardware/audio/common/V2_0/Constants.java
 $(GEN): $(HIDL)
 $(GEN): $(LOCAL_PATH)/types.hal