Fix crio init container mount path

[gmarkey]

What this PR does / why we need it:

Fixes init container crash when using crio container runtime.

Which issue(s) this PR fixes:

Fixes #259

Does this PR introduced a user-facing change?

None

Additional documentation, usage docs, etc.:

[wenchajun]

Seems that DCO failed, please commit with a signature.

git config --global user.name <name>
git config --global user.email <email>
git commit -s -m "xxx"

[benjaminhuo]

Seems that DCO failed, please commit with a signature.

git config --global user.name <name>
git config --global user.email <email>
git commit -s -m "xxx"

@gmarkey , would you please sign your commit as the method mentioned above?

[benjaminhuo]

@gmarkey I think you need to sign like this:

## revert the additional sign commit
git reset --hard head^
## sign the original commit
git commit -s --amend
## force push the modified commit
git push -f

[benjaminhuo]

@gmarkey I think you need to sign like this:

## revert the additional sign commit
git reset --hard head^
## sign the original commit
git commit -s --amend
## force push the modified commit
git push -f

@gmarkey Would you re-sign your commit as above?