namespace: s/host_tool/ipmiblob/g

Renamed the namespace to encapsulate the library.

Change-Id: I3deb82df5cf6916c505b57864e22a412542c9b6c
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/src/ipmiblob/ipmi_handler.hpp b/src/ipmiblob/ipmi_handler.hpp
index 1c91bff..4a1ed9f 100644
--- a/src/ipmiblob/ipmi_handler.hpp
+++ b/src/ipmiblob/ipmi_handler.hpp
@@ -5,7 +5,7 @@
 
 #include <vector>
 
-namespace host_tool
+namespace ipmiblob
 {
 
 class IpmiHandler : public IpmiInterface
@@ -43,4 +43,4 @@
     int sequence = 0;
 };
 
-} // namespace host_tool
+} // namespace ipmiblob