fix(tooltip): invisible progress indicator

[0o001]

#644

[0o001]

@fatihhayri Hello, if you're available, I'm curious about your opinions on this code. The PR you did with me before on the same topic was very beautiful.

[fatihhayri]

bl-progress-indicator inline element convert to block and set width

<bl-tooltip placement="top-start">
  <bl-progress-indicator class="fixed-size-progress" max="100" value="50" slot="tooltip-trigger">
  </bl-progress-indicator>
</bl-tooltip>

and class

.fixed-size-progress {
  display: block;
  width: 250px;;
}

https://codepen.io/fatihhayri/pen/abPWbwN

[leventozen]

Since we got a solution for the issue, I will close this PR.