desktop tweaks, wallpapers & update lockfile

modules/hosts/takamaki/takamaki.nix

@@ -108,9 +108,9 @@
             LOOP_COUNTER=0
             
             if [ "$1" == "1" ]; then
-              DEVICE="/dev/i2c-10"
+              DEVICE="/dev/i2c-9"
             elif [ "$1" == "2" ]; then
-              DEVICE="/dev/i2c-6"
+              DEVICE="/dev/i2c-7"
             else
               DEVICE=$1
             fi