Revert "Update cas@1.0 hal to cas@1.1"

This reverts commit f9f0a25b26d93cf86ccb44c046f83b86ce962c3d.

Reason for revert: <INSERT REASONING HERE>

Change-Id: I32657e10fa8ff58dd351aa8e0b611195c2826f07
diff --git a/compatibility_matrices/compatibility_matrix.current.xml b/compatibility_matrices/compatibility_matrix.current.xml
index 89855a0..94ffe80 100644
--- a/compatibility_matrices/compatibility_matrix.current.xml
+++ b/compatibility_matrices/compatibility_matrix.current.xml
@@ -121,7 +121,7 @@
     </hal>
     <hal format="hidl" optional="true">
         <name>android.hardware.cas</name>
-        <version>1.0-1</version>
+        <version>1.0</version>
         <interface>
             <name>IMediaCasService</name>
             <instance>default</instance>