Fix comment describing how to use finalize_apk_action.gypi

Fix comment describing how to use finalize_apk_action.gypi

The existing comment references the old name of finalize_apk_action.gypi, this
updates it to its current name.

This also reorders the input list to be alphabetized.

Committed: https://crrev.com/81d5159b4693364739934f8bd698711cd5eca715
Cr-Commit-Position: refs/heads/master@{#314656}

[mstrum, 2015-02-04 19:04:13]

mstrum@amazon.com changed reviewers:
+ jbudorick@chromium.org

[mstrum, 2015-02-04 19:04:13]

PTAL

[jbudorick, 2015-02-04 19:27:40]

jbudorick@chromium.org changed reviewers:
+ cjhopman@chromium.org

[jbudorick, 2015-02-04 19:27:40]

+cjhopman

[cjhopman, 2015-02-04 20:15:23]

lgtm

[mstrum, 2015-02-04 20:20:30]

The CQ bit was checked by mstrum@amazon.com

[commit-bot: I haz the power, 2015-02-04 20:21:13]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/899063002/1

[commit-bot: I haz the power, 2015-02-04 22:15:23]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-02-04 22:17:30]

Patchset 1 (id:??) landed as
https://crrev.com/81d5159b4693364739934f8bd698711cd5eca715
Cr-Commit-Position: refs/heads/master@{#314656}