Clean up CLI naming

Now that all applications run through one CLI, names like run() don't
make a lot of sense.  Update names to match the new reality, make bmcweb
with no arguments launch the webserver once again.

Tested: bmcweb boots.
Change-Id: I011b57507872a9518a9c470b58779805504c7293
Signed-off-by: Ed Tanous <etanous@nvidia.com>
diff --git a/include/webserver_run.hpp b/include/webserver_run.hpp
index e083225..15a3a5a 100644
--- a/include/webserver_run.hpp
+++ b/include/webserver_run.hpp
@@ -2,4 +2,4 @@
 // SPDX-FileCopyrightText: Copyright OpenBMC Authors
 #pragma once
 
-int run();
+int runWebserver();