Convert all comments into "doxygen-ready" comments.

Bug: 36453077
Test: mma
Change-Id: I0b1f77dfae5d2258969e33d85ecf45401ffbdfaa
diff --git a/dumpstate/1.0/IDumpstateDevice.hal b/dumpstate/1.0/IDumpstateDevice.hal
index fec3eb4..206c139 100644
--- a/dumpstate/1.0/IDumpstateDevice.hal
+++ b/dumpstate/1.0/IDumpstateDevice.hal
@@ -17,7 +17,7 @@
 package android.hardware.dumpstate@1.0;
 
 interface IDumpstateDevice {
-    /*
+    /**
      * Dumps device-specific state into the given file descriptor.
      */
     dumpstateBoard(handle h);