Issue number: N/A
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issue. -->
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etc). Submit multiple pull requests if needed. -->
## What is the current behavior?
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We do not have screenshots that verify the focus states are being
applied correctly.
## What is the new behavior?
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this PR. -->
- Added screenshot tests to verify focus states are being captured for
non-translucent tab bars (iOS and MD) as well as translucent tab bars
(iOS only)
## Does this introduce a breaking change?
- [ ] Yes
- [x] No
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and migration path for existing applications below. -->
## Other information
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screenshots of how the component looks before and after the change. -->
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Co-authored-by: ionitron <hi@ionicframework.com>
4906d02e08