remove old prima sources
add new prima 3.2.7.46 sources
From: https://www.codeaurora.org/cgit/quic/la/platform/vendor/qcom-opensource/wlan/prima/commit/?h=LNX.LA.2.7.4&id=41b99474c90e0d2bc5cd1cb21d7f1c09e190a4fa
re-apply "Read hwaddr from file written by taimport on sony devices" to new sources