Fix count field of showmap is always 1

collect_vma() should increase the count of Vmainfo. Therefore fix this.

Test: showmap pid & check the count of vma.
Bug: 362883772
Change-Id: I010dadfdde8cc95defe94bdfb573eb8875c6db9f
Signed-off-by: Hailong Liu <hailong.liu@oppo.com>
1 file changed