Windows: Move afsredir process type check

Windows: Move afsredir process type check

The process type check in afsredir.sys was performed during the
Process Creation callback which is processed in the context of the
parent process which might not be the same type (32-bit or 64-bit)
as the process being created.

Change-Id: I6ae79a6dacf434a986c7bb0135b2238fcfeeb0cd
Reviewed-on: http://gerrit.openafs.org/8165
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Jeffrey Altman <jaltman@your-file-system.com>
Tested-by: Jeffrey Altman <jaltman@your-file-system.com>