Reserve space for system bars in both orientations in fake orientation

- In BaseContainerInterface.calculateTaskSize, combine both portrait and landscape/seascape insets to leave space for status bar/nav bar in either orientations.
- Rotate the paddings to portrait before applying
- Don't use getOverviewActionsClaimedSpace() in fake landscape/seascape

Bug: 344727200
Test: We can't currnetly autotest fake orientaiton
Test: With gesture/3-button, rotate Overview to portriat/landscape/seascape/fake-landscape/fake-seascape, launch task and enter overview
Flag: EXEMPT bugfix
Change-Id: Icda0f483781921cae78f1ea3ef003562b60ad75a