bluez: fix gcc-14 build

this patch should be reviewed against potentially newer verion of this patch
- https://coral.googlesource.com/bluez-imx/+log/refs/heads/release-chef
- https://github.com/balena-os/balena-coral/tree/master/layers/meta-balena-coral/recipes-connectivity/bluez5/patches

packages/network/bluez/patches/bluez-21-hciattach-add-QCA9377-Tuffello-support.patch

@@ -953,7 +953,7 @@ index 000000000..9a7f222c4
 +		return ret;
 +	}
 +
-+	while (getline(&line, &bytes_read, pfile) > 0 ) {
++	while (getline(&line, (size_t *)&bytes_read, pfile) > 0 ) {
 +		if (line[0] != '#'  && line[0] != '\n') {
 +			pch = memchr(line, '=', strlen(line));
 +			if (pch != NULL) {