fix: disconnect switch pins from i2c mux

chore(main): release backplane 0.7.2 (#50) * chore(main): release backplane 0.7.2 * chore: update KiCad revisions --------- Co-authored-by: mikesmitty

fix: fix fan header pinouts

chore(main): release backplane 0.7.1 (#39) * chore(main): release backplane 0.7.1 * chore: update KiCad revisions --------- Co-authored-by: mikesmitty

chore(main): release backplane 0.7.0 (#36) * chore(main): release backplane 0.7.0 * chore: update KiCad revisions --------- Co-authored-by: mikesmitty

feat: give vin 8 pins fix: correct i2c pin mismatch

chore: update pcb build config

fix: add decoupling caps to i2c and swd switches fix: add pullup resistor to i2c switch reset pin

chore(main): release backplane 0.6.0 (#32) * chore(main): release backplane 0.6.0 * chore: update KiCad revisions --------- Co-authored-by: mikesmitty

feat: add 5v fan headers to backplane (#31)