epm: move EPMVERSION set to more right place and use it

bin/epm

@@ -31,6 +31,8 @@ SHAREDIR=$PROGDIR
 # will replaced with /etc/eepm during install
 CONFIGDIR=$PROGDIR/../etc
 
+EPMVERSION="@VERSION@"
+
 load_helper()
 {
     local CMD="$SHAREDIR/$1"
@@ -73,7 +75,7 @@ Examples:
 
 print_version()
 {
-        echo "EPM package manager version @VERSION@  Telegram: https://t.me/useepm  https://wiki.etersoft.ru/Epm"
+        echo "EPM package manager version $EPMVERSION  Telegram: https://t.me/useepm  https://wiki.etersoft.ru/Epm"
         echo "Running on $($DISTRVENDOR -e) ('$PMTYPE' package manager uses '$PKGFORMAT' package format)"
         echo "Copyright (c) Etersoft 2012-2023"
         echo "This program may be freely redistributed under the terms of the GNU AGPLv3."
@@ -83,7 +85,6 @@ print_version()
 Usage="Usage: epm [options] <command> [package name(s), package files]..."
 Descr="epm - EPM package manager"
 
-EPMVERSION=@VERSION@
 verbose=$EPM_VERBOSE
 quiet=
 nodeps=