bcm53xx: fix partition typos in 09_fix_crc

Signed-off-by: Rafał Miłecki <[email protected]>

target/linux/bcm53xx/base-files/etc/uci-defaults/09_fix_crc

@@ -1,6 +1,6 @@
 #!/bin/sh
 
-kernel_size=$(sed -n 's/mtd[0-9]*: \([0-9a-f]*\).*"\(kerel\|liux\)".*/\1/p' /proc/mtd)
+kernel_size=$(sed -n 's/mtd[0-9]*: \([0-9a-f]*\).*"\(kernel\|linux\)".*/\1/p' /proc/mtd)
 [ -n "$kernel_size" ] && kernel_size=$((0x$kernel_size))
 
 mtd ${kernel_size:+-c $kernel_size} fixtrx firmware && exit 0