meta-facebook: Fix syntax error in channel config

Fixed syntax error in channel_config.json file.

Change-Id: I37f1da126ff5c14927b1e1b074f648a963e9d01c
Signed-off-by: Vijay Khemka <vijaykhemka@fb.com>
diff --git a/meta-tiogapass/recipes-phosphor/ipmi/phosphor-ipmi-config/channel_config.json b/meta-tiogapass/recipes-phosphor/ipmi/phosphor-ipmi-config/channel_config.json
index 7964e6f..babb7dc 100644
--- a/meta-tiogapass/recipes-phosphor/ipmi/phosphor-ipmi-config/channel_config.json
+++ b/meta-tiogapass/recipes-phosphor/ipmi/phosphor-ipmi-config/channel_config.json
@@ -10,5 +10,5 @@
       "session_supported" : "session-less",
       "is_ipmi" : true
     }
-  },
+  }
 }