OpenHarmony adaptation of BusinessHoursPicker

OpenHarmony SDK API version: 8
OpenHarmony SDK version: 3.0.0.900
Device Type: previewer
Device Model: NA
Device OS Version: 2.0.0

1.Static Reports: Attached [ Attached TestCases Excel Sheet]

2.Test Reports: [Attached Screenshot from Sonar Cloud]
BusinessHourPircker_Library_Test_Docs.xlsx

3.Screenshots of Sample Application: []