scripts: put AL16M back to avoid breaking existing scripts

Leave AL16M defined in beesd to avoid breaking scripts based on
beesd.conf.sample which used this constant.

Use the absolute size in beesd.conf.sample to avoid any future problems.

Signed-off-by: Zygo Blaxell <bees@furryterror.org>

scripts/beesd.conf.sample

@@ -31,4 +31,4 @@ UUID=xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
 #    64TB                 1GB               1024K
 #
 # Size MUST be multiple of 128KB
-# DB_SIZE=$((8192*$AL128K)) # 1G in bytes
+# DB_SIZE=$((1024*1024*1024)) # 1G in bytes

scripts/beesd.in

@@ -9,9 +9,10 @@ YN(){ [[ "$1" =~ (1|Y|y) ]]; }
 export BEESHOME BEESSTATUS
 export WORK_DIR CONFIG_DIR
 export CONFIG_FILE
-export UUID AL128K
+export UUID AL16M AL128K
 
 readonly AL128K="$((128*1024))"
+readonly AL16M="$((16*1024*1024))"
 readonly CONFIG_DIR=@ETC_PREFIX@/bees/
 
 readonly bees_bin=$(realpath @LIBEXEC_PREFIX@/bees)