fix: time interval unit UI

[Dishebh]

Fixes #2188

Changes

• Fixes time interval Unit UI so it shows up correctly in portrait mode

Screenshots / Recordings

• Landscape Mode

• Portrait Mode

Checklist:

• [ ] No hard coding: I have used resources from strings.xml, dimens.xml and colors.xml without hard coding any value.
• [ ] No end of file edits: No modifications done at end of resource files strings.xml, dimens.xml or colors.xml.
• [ ] Code reformatting: I have reformatted code and fixed indentation in every file included in this pull request.
• [ ] No extra space: My code does not contain any extra lines or extra spaces than the ones that are necessary.