Freeze current as compatibility_matrix.3.xml.

This freezes the current compatibility_matrix for
Android P.

Fixes: 68112778
Test: m (assemble_vintf checks devices)

Change-Id: Ida30b7ba7f5df7c2755bd7c737190574b9195a92
diff --git a/compatibility_matrices/Android.mk b/compatibility_matrices/Android.mk
index 23be7de..948b4fe 100644
--- a/compatibility_matrices/Android.mk
+++ b/compatibility_matrices/Android.mk
@@ -54,8 +54,8 @@
 # TODO(b/72409164): STOPSHIP: update kernel version requirements
 
 include $(CLEAR_VARS)
-LOCAL_MODULE := framework_compatibility_matrix.current.xml
-LOCAL_MODULE_STEM := compatibility_matrix.current.xml
+LOCAL_MODULE := framework_compatibility_matrix.3.xml
+LOCAL_MODULE_STEM := compatibility_matrix.3.xml
 LOCAL_SRC_FILES := $(LOCAL_MODULE_STEM)
 LOCAL_KERNEL_VERSIONS := 4.4.0 4.9.0
 include $(BUILD_FRAMEWORK_COMPATIBILITY_MATRIX)
@@ -116,7 +116,7 @@
     framework_compatibility_matrix.legacy.xml \
     framework_compatibility_matrix.1.xml \
     framework_compatibility_matrix.2.xml \
-    framework_compatibility_matrix.current.xml \
+    framework_compatibility_matrix.3.xml \
     framework_compatibility_matrix.device.xml
 LOCAL_GENERATED_SOURCES := $(call module-installed-files,$(LOCAL_REQUIRED_MODULES))
 
diff --git a/compatibility_matrices/compatibility_matrix.current.xml b/compatibility_matrices/compatibility_matrix.3.xml
similarity index 100%
rename from compatibility_matrices/compatibility_matrix.current.xml
rename to compatibility_matrices/compatibility_matrix.3.xml