Revert "Version bump aggregator to hotfix-1.5.4.1 tag"
Revert "Version bump aggregator to hotfix-1.5.4.1 tag"

This reverts commit ea3647c0bd18083f7469cfa4ffacdbc2959656b2.

edx-solutions/edx-platform,edx-solutions/edx-platform,edx-solutions/edx-platform,edx-solutions/edx-platform