UPSTREAM: proc/meminfo: fix spacing in SecPageTables

SecPageTables has a tab after it instead of a space, this can break
fragile parsers that depend on spaces after the stat names.

Link: https://lkml.kernel.org/r/20221117043247.133294-1-yosryahmed@google.com


Fixes: ebc97a52 ("mm: add NR_SECONDARY_PAGETABLE to count secondary page table uses.")
Signed-off-by: Yosry Ahmed <yosryahmed@google.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: Shakeel Butt <shakeelb@google.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Sean Christopherson <seanjc@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
(cherry-picked from commit f850c849)
Change-Id: I7b42580b6465c176e44568496755ad5f629572c2
Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org>
 [sumits: This also helps fix failure with VtsKernelProcFileApiTest.test_ProcMemInfoTest
  with android14-5.15. since the patch being fixed was backported via 16976e21d2e68ebbcd]