Remove incorrect assert. An APC can be queued to the attached environment,
as long as it is delivered before KeDetachProcess() is called.

reactos/ntoskrnl/ke

diff -u -r1.60 -r1.61
--- apc.c	18 Sep 2004 19:43:00 -0000	1.60
+++ apc.c	20 Sep 2004 08:17:44 -0000	1.61
@@ -321,10 +321,6 @@

 	  "SystemArgument2 %x)\n",Apc,SystemArgument1,
 	  SystemArgument2);
 

-   /* We don't support queuing APCs to the attached environment (yet),
-      see KiSwapApcEnvironment() */
-   assert(OriginalApcEnvironment == Apc->ApcStateIndex);
-

    Apc->SystemArgument1 = SystemArgument1;
    Apc->SystemArgument2 = SystemArgument2;