Added examples for Existing Components - Demo

[adnanqaops]

Proposed changes

1. Added "Show Searchable" property/example to Select and Multi-Select component
2. Number Input Component : Added example for "Steps" and "Show/Hide Increment/Decrement buttons"
3. Range Slider Component : Added example for "Vertical alignment", but it wasn't showing up on Components page.
4. Rating Component : Fixed an issue on Rating component to show the default value of Ratings
5. Slider Component : Added example for "Vertical alignment", but it wasn't showing up on Components page.
6. Dropdown Component : Removed "Loading" and "Styles" examples from Dropdown component, because these were not relevant/applicable on it
7. Date Range Component : Added examples for "Show Time" and " Show Time ( 12 hours format ) "
8. Time Component : Added example for "Time Steps" and "Show Time ( 12 hours format )"
9. Time Range Component : Added example for "Time Steps" and "Show Time ( 12 hours format )"

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• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation Update (if none of the other choices apply)

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• Lint and unit tests pass locally with my changes
• I have added tests that prove my fix is effective or that my feature works
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• Any dependent changes have been merged and published in downstream modules

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[FalkWolsky]

This is a truly valuable contribution. Nothing is more powerful than a good documentation!