Rename compatibility_matrix.current.xml

We can stick with the expected number and drop the use of "current".

Test: m
Bug: 266392619
Change-Id: I309f3e2a031ae364d59b4f86a711ca637a30e6e1
diff --git a/compatibility_matrices/Android.bp b/compatibility_matrices/Android.bp
index 37c2820..7e2f788 100644
--- a/compatibility_matrices/Android.bp
+++ b/compatibility_matrices/Android.bp
@@ -83,10 +83,10 @@
 }
 
 vintf_compatibility_matrix {
-    name: "framework_compatibility_matrix.current.xml",
-    stem: "compatibility_matrix.current.xml",
+    name: "framework_compatibility_matrix.8.xml",
+    stem: "compatibility_matrix.8.xml",
     srcs: [
-        "compatibility_matrix.current.xml",
+        "compatibility_matrix.8.xml",
     ],
     kernel_configs: [
         "kernel_config_current_5.10",