Merge "Documentation updates as per the API council review and proof reading." into main am: d411e0aa8f

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2835300

Change-Id: Id2184d8d1d0f90befacb299f7c539fde81c225e2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/compatibility_matrices/compatibility_matrix.9.xml b/compatibility_matrices/compatibility_matrix.9.xml
index 83d2665..523d8de 100644
--- a/compatibility_matrices/compatibility_matrix.9.xml
+++ b/compatibility_matrices/compatibility_matrix.9.xml
@@ -574,6 +574,14 @@
         </interface>
     </hal>
     <hal format="aidl" optional="true">
+        <name>android.hardware.threadnetwork</name>
+        <version>1</version>
+        <interface>
+            <name>IThreadChip</name>
+            <instance>chip0</instance>
+        </interface>
+    </hal>
+    <hal format="aidl" optional="true">
         <name>android.hardware.tv.hdmi.cec</name>
         <version>1</version>
         <interface>