firmware-brcm43752: upgrade to 0.3_git20230613 (4411) (MR 4411)

pkgver was also updated to reflect that this is packaged from the latest
in git as of now. I probably should have done that from the start
(instead of ending up at the arbitrary '0.3'.)

device/main/firmware-brcm43752/APKBUILD

 # Maintainer: Clayton Craft <clayton@craftyguy.net>
 pkgname=firmware-brcm43752
-pkgver=0.3
+pkgver=0.3_git20230613
 pkgrel=0
-_commit="85e60963827ab0ca5229f2e4b166a54614825858"
+_commit="84b8b00f57a9495c05190477c5895cd66f69b873"
 pkgdesc="Firmware for the Broadcom brcm43752 Wifi/BT adapter"
 url="https://source.puri.sm/Librem5/firmware-brcm43752-nonfree"
 arch="aarch64"
@@ -19,5 +19,5 @@ package() {
 }
 
 sha512sums="
-4c4be64e0dd4d31900ebf2329350c4f7354d1d03f143029764f904a2d0a4d520baabbd34cce2ed5f207107bade4d988cd43405a343c8f355d863cf2934c461f1  firmware-brcm43752-nonfree-85e60963827ab0ca5229f2e4b166a54614825858.tar.gz
+f205dc47caf072c72965d3ad1b10a726c661105970bcfc191655f17706b693bd75e06325342315109ebd27e4d4a6c8934b74e2737edbf5756d1f68ec1286b318  firmware-brcm43752-nonfree-84b8b00f57a9495c05190477c5895cd66f69b873.tar.gz
 "