style: s/FirmwareUpdateFlags/UpdateFlags/g

Change the enum's name from FirmwareUpdateFlags to UpdateFlags as it now
lives in the FirmwareBlobHandler class and therefore the name can be
reduced to be less specific.

Change-Id: If1e99525d100c1f43e611fd344f3cba665fdd038
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/firmware_handler.hpp b/firmware_handler.hpp
index 8cb42cf..e1c3f85 100644
--- a/firmware_handler.hpp
+++ b/firmware_handler.hpp
@@ -41,7 +41,7 @@
 class FirmwareBlobHandler : public GenericBlobInterface
 {
   public:
-    enum FirmwareUpdateFlags : std::uint16_t
+    enum UpdateFlags : std::uint16_t
     {
         ipmi = (1 << 8), /* Expect to send contents over IPMI BlockTransfer. */
         p2a = (1 << 9),  /* Expect to send contents over P2A bridge. */