Replace all pngs with svgs in the style guide

[enowak1031]

Still pngs: (to redraw), missing in dark mode.

• [x] Foundations/ Data visualization color chart
• [ ] Foundations/ Data visualization decision chart (PENDING SOURCE)
• [ ] Tiger Teams charts (Placeholder done, PENDING SOURCE for better quality)
• [x] Tables appearance chart and examples
• [ ] UI example filter (PENDING SOURCE)
• [x] Components Chips, use case of Chips in Autocomplete
• [x] Component Cards
• [x] Navbar search illustration
• [ ] 3rd version of Sidenav (how to remove?) and Expanded/Collapsed model (green instead of magenta?)