add barbajs, frankenphp & milvus icons

[sckoorp]

Add New Icon(s)

Icon Details

Icon ID	Icon
barbajs
frankenphp
milvus

Notes

• added barbajs, frankenphp & milvus icons & updated readme file
• closes #226 , closes #183 , closes #243

Checklist

• [x] Added icon(s) to the appropriate directory
• [x] Updated documentation with the new icon(s)
• [x] Verified the icon(s) display correctly
• [x] If the icon has light and dark, verified the auto switch works correctly
• [x] The Svg does not contain any sort of strokes

[sckoorp]

strokes in the barbajs logo, after that it should be all good

mb, it's good to go now