install_deps: upgrade only specified packages, not full system

Change `install_deps.sh` script behaviour to only upgrade specified packages instead of all installed packages. Full system upgrade is not necessary and can even be dangerous (see PR for more details)

scripts/install_deps.sh

@@ -77,9 +77,13 @@ PM_INSTALL_MAP["apt-get"]="install -y"
 PM_INSTALL_MAP["apk"]="add"
 
 declare -A PM_UPGRADE_MAP
-PM_UPGRADE_MAP["apt-get"]="upgrade -y"
+PM_UPGRADE_MAP["apt-get"]="install -y"
 PM_UPGRADE_MAP["zypper"]="up -y"
 
+declare -A PM_SYSTEM_UPGRADE_MAP
+PM_SYSTEM_UPGRADE_MAP["apt-get"]="upgrade"
+PM_SYSTEM_UPGRADE_MAP["zypper"]="up"
+
 check_package_manager() {
     for f in "${!os_pm_install[@]}"; do
         if [[ -f $f ]]; then
@@ -97,6 +101,8 @@ check_package_manager() {
         unset 'INSTALL_OPTION[-1]'
         readarray -td ' ' UPGRADE_OPTION <<<"${PM_UPGRADE_MAP[$PM]} "
         unset 'UPGRADE_OPTION[-1]'
+        readarray -td ' ' SYSTEM_UPGRADE_OPTION <<<"${PM_SYSTEM_UPGRADE_MAP[$PM]} "
+        unset 'SYSTEM_UPGRADE_OPTION[-1]'
     fi
 }