tssop20_w6.5mm_p0.65mm: TSSOP with 20 pins, 6.5mm width, and 0.65mm pitch.

[homie-gg[bot]]

This might be a duplicate of: Breadth of Footprints Supported.

[homie-gg[bot]]

Here are some pull requests that might be helpful reference for this task:

• Implement tssop
• Added SOT563 fn and test
• Fixed silkscreen issue of some components

[homie-gg[bot]]

This might have already been done via: Add TSSOP-20.