Correct doxygen syntax in phosphor-net-ipmid

Resolves openbmc/openbmc#1147

Change-Id: I57ab1b09ec1bf308cc3d97cd30b2d18564beb38b
Signed-off-by: Tom Joseph <tomjoseph@in.ibm.com>
diff --git a/command/session_cmds.hpp b/command/session_cmds.hpp
index 95e3464..738bd03 100644
--- a/command/session_cmds.hpp
+++ b/command/session_cmds.hpp
@@ -10,8 +10,8 @@
 constexpr uint8_t IPMI_CC_INVALID_PRIV_LEVEL = 0x80;
 constexpr uint8_t IPMI_CC_EXCEEDS_USER_PRIV = 0x81;
 
-/*
- * @ struct SetSessionPrivLevelReq
+/**
+ * @struct SetSessionPrivLevelReq
  *
  * IPMI Request data for Set Session Privilege Level command
  */
@@ -30,8 +30,8 @@
 
 } __attribute__((packed));
 
-/*
- * @ struct SetSessionPrivLevelResp
+/**
+ * @struct SetSessionPrivLevelResp
  *
  * IPMI Response data for Set Session Privilege Level command
  */
@@ -51,7 +51,7 @@
 
 } __attribute__((packed));
 
-/*
+/**
  * @brief Set Session Privilege Command
  *
  * This command is sent in authenticated format. When a session is activated,
@@ -76,8 +76,8 @@
 
 constexpr uint8_t IPMI_CC_INVALID_SESSIONID = 0x87;
 
-/*
- * @ struct CloseSessionRequest
+/**
+ * @struct CloseSessionRequest
  *
  * IPMI Request data for Close Session command
  */
@@ -87,8 +87,8 @@
     uint8_t sessionHandle;
 } __attribute__((packed));
 
-/*
- * @ struct CloseSessionResponse
+/**
+ * @struct CloseSessionResponse
  *
  * IPMI Response data for Close Session command
  */
@@ -97,7 +97,7 @@
     uint8_t completionCode;
 } __attribute__((packed));
 
-/*
+/**
  * @brief Close Session Command
  *
  * This command is used to immediately terminate a session in progress. It is