blobs-ipmid: use enum class for BlobOEMCommands

Signed-off-by: Patrick Venture <venture@google.com>
Change-Id: Ic5aa3e38b4df33a2cfa29c575f17097e38d06605
diff --git a/test/ipmi_getcount_unittest.cpp b/test/ipmi_getcount_unittest.cpp
index c6d74e6..34fc33d 100644
--- a/test/ipmi_getcount_unittest.cpp
+++ b/test/ipmi_getcount_unittest.cpp
@@ -30,7 +30,7 @@
     struct BmcBlobCountRx rep;
     uint8_t* request = reinterpret_cast<uint8_t*>(&req);
 
-    req.cmd = BlobOEMCommands::bmcBlobGetCount;
+    req.cmd = static_cast<std::uint8_t>(BlobOEMCommands::bmcBlobGetCount);
     dataLen = sizeof(req);
 
     rep.crc = 0;
@@ -56,7 +56,7 @@
     struct BmcBlobCountRx rep;
     uint8_t* request = reinterpret_cast<uint8_t*>(&req);
 
-    req.cmd = BlobOEMCommands::bmcBlobGetCount;
+    req.cmd = static_cast<std::uint8_t>(BlobOEMCommands::bmcBlobGetCount);
     dataLen = sizeof(req);
 
     rep.crc = 0;