msm: ipa2: Add change to fix ipa padding

Due to incorrect padding, rule attributes are not present
at 32bit multiples, which is leading to rule geenration
failure. Add changes to the rule padding.

Change-Id: I6f2c7e6078bdc11e9d02c2d70803e9e839d48fbb
Signed-off-by: Praveen Kurapati <pkurapat@codeaurora.org>