SCTP: Clean-up some defines for regressions tests.

Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>

include/net/sctp/sctp.h

@@ -65,7 +65,6 @@
 
 
 #ifdef TEST_FRAME
-#undef CONFIG_PROC_FS
 #undef CONFIG_SCTP_DBG_OBJCNT
 #undef CONFIG_SYSCTL
 #endif /* TEST_FRAME */