A11y_Planner_Plan Chart page_ Screen reader: Unable to select the 'on track', 'at risk' and 'blocked' bar graph with talkback in bucket bar graph pane.

Summary

Repro Steps:

1. Using the url: https://github.com/PhilJay/MPAndroidChart/blob/master/MPChartExample/src/main/java/com/xxmassdeveloper/mpchartexample/StackedBarActivity.java, emulator the app using any Android emulator.
2. Turn on Talkback.
3. In Stacked Bar activity screen, try to access different bars using talkback.

https://github.com/PhilJay/MPAndroidChart/assets/93735775/62a4c372-1e4d-4a95-9a0d-d7b956603ed8

Actual Results User is unable to select the on track, at risk and blocked bar graph with talkback in bucket bar graph pane.

Expected Behavior

User should be able to select the on track, at risk and blocked bar graph and in track with talkback.

Possible Solution

Device (please complete the following information):

• Device: [e.g. Google Pixel]
• Android Version: 12
• Library Version (e.g. 3.1.0-alpha)

Additional Context

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