Merge pull request #19 from didx-xyz/issue_15/trust_ping_msg

Change sending trust ping so it:

Author: morrieinmaas

aries_cloudcontroller/controllers/messaging.py

@@ -21,8 +21,11 @@ async def send_message(self, connection_id, msg):
         )
         return response
 
-    async def trust_ping(self, connection_id: str, msg: str):
-        response = await self.admin_POST(
-            f"/connections/{connection_id}/send-ping", {"content": msg}
-        )
+    async def trust_ping(self, connection_id: str, comment_msg: str = None):
+        if comment_msg:
+            response = await self.admin_POST(
+                f"/connections/{connection_id}/send-ping", {"comment": comment_msg}
+            )
+        else:
+            response = await self.admin_POST(f"/connections/{connection_id}/send-ping", {})
         return response