fix: Switch to space-separated sources.conf format

- Change from colon to space separation to avoid URL parsing issues
- Update sources.conf format: TYPE NAME URL VERSION BUILD_FUNCTION [EXTRA]
- Implement awk-based parsing for reliable field extraction
- Fix firmware package list (remove unavailable linux-firmware-marvell)

initramfs/sbin/ldconfig

@@ -0,0 +1,18 @@
+#!/bin/sh
+scan_dirs() {
+	scanelf -qS "$@" | while read SONAME FILE; do
+		TARGET="${FILE##*/}"
+		LINK="${FILE%/*}/$SONAME"
+		case "$FILE" in
+		/lib/*|/usr/lib/*|/usr/local/lib/*) ;;
+		*) [ -h "$LINK" -o ! -e "$LINK" ] && ln -sf "$TARGET" "$LINK"
+		esac
+	done
+	return 0
+}
+# eat ldconfig options
+while getopts "nNvXvf:C:r:" opt; do
+	:
+done
+shift $(( $OPTIND - 1 ))
+[ $# -gt 0 ] && scan_dirs "$@"