Add remote access HAL interface and ref impl.

Add remote access HAL interface and reference implementation. This
CL is a merge of multiple CLs commited in internal master.

Test: Presubmit
Bug: 241170646
Change-Id: I55ba98015055d779a362cac05a9f68650b5b92ab
Merged-In: I332221b303274463dfa5b46d78cf0d81f6045e4b
diff --git a/compatibility_matrices/compatibility_matrix.current.xml b/compatibility_matrices/compatibility_matrix.current.xml
index d4be2bf..53b9c7c 100644
--- a/compatibility_matrices/compatibility_matrix.current.xml
+++ b/compatibility_matrices/compatibility_matrix.current.xml
@@ -112,6 +112,13 @@
             <regex-instance>.*</regex-instance>
         </interface>
     </hal>
+    <hal format="aidl" optional="true">
+        <name>android.hardware.automotive.remoteaccess</name>
+        <interface>
+            <name>IRemoteAccess</name>
+            <regex-instance>.*</regex-instance>
+        </interface>
+    </hal>
     <hal format="hidl" optional="true">
         <name>android.hardware.automotive.vehicle</name>
         <version>2.0</version>