sdcardio: fix card size for SDXC cards > 32 GB#11013

tannewt merged 2 commits into

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mikeysklar:fix-sdxc-csd-v2-sector-count-10.2.xmikeysklar/circuitpython:fix-sdxc-csd-v2-sector-count-10.2.xCopy head branch name to clipboard