Revert^2 "Add CAS HAL APEX"

8b19286ce39adec54b7716e522e4efc5c5b3f455

This relands the CAS HAL APEX.

Bug: 297467514
Test: atest CtsMediaMiscTestCases:MediaCasTest
Change-Id: I741d059688ac65f42bed45e068cd00ccc5d631f5
diff --git a/cas/aidl/default/manifest.json b/cas/aidl/default/manifest.json
new file mode 100644
index 0000000..16b4f67
--- /dev/null
+++ b/cas/aidl/default/manifest.json
@@ -0,0 +1,9 @@
+{
+    "name": "com.android.hardware.cas",
+    "version": 1,
+    // For CAS HAL to open plugins from /vendor/lib, "vendor" namespace should be imported.
+    // ":sphal" is an alias for the "vendor" namespace in Vendor APEX.
+    "requireNativeLibs": [
+        ":sphal"
+    ]
+}