fix(slider): Ranged min/max values + improvements

[trimox]

• Allow custom min and max values
• Add valueChange(value: number) event emitter
• Mark as touched on blur event
• Updated slider examples

closes #2019

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (master@3595882). Click here to learn what that means.
The diff coverage is 86.36%.

@@            Coverage Diff            @@
##             master    #2073   +/-   ##
=========================================
  Coverage          ?   90.06%           
=========================================
  Files             ?      100           
  Lines             ?     4309           
  Branches          ?      555           
=========================================
  Hits              ?     3881           
  Misses            ?      224           
  Partials          ?      204

Impacted Files	Coverage Δ
packages/slider/slider.ts	91.66% <86.36%> (ø)

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