Replace quirc and BC-UR libraries with lighter pure-C implementations - #303

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odudex:lighter-scan

Commits on Aug 31, 2026

components: add cUR submodule
odudex
committed
b84c128
ur: use cUR instead of esp32_bc-ur
odudex
committed
8ddbf49
ur: use weighted estimate for scan progress
odudex
committed
1fa8b20
components: add k_quirc submodule
odudex
committed
81f981f
qr: use k_quirc instead of esp32-quirc
odudex
committed
d480cbe
qr: fix defects in the QR scan and bc-ur paths
odudex
committed
64e7c1c