Remove redudant pkg.upgradeVersion variable from docker upgrade.

msa/tb/docker/install-tb.sh

@@ -40,7 +40,6 @@ fi
 CONF_FOLDER="${pkg.installFolder}/conf"
 jarfile=${pkg.installFolder}/bin/${pkg.name}.jar
 configfile=${pkg.name}.conf
-upgradeversion=${DATA_FOLDER}/.upgradeversion
 
 source "${CONF_FOLDER}/${configfile}"
 
@@ -54,5 +53,3 @@ java -cp ${jarfile} $JAVA_OPTS -Dloader.main=org.thingsboard.server.ThingsboardI
                     -Dinstall.upgrade=false \
                     -Dlogging.config=/usr/share/thingsboard/bin/install/logback.xml \
                     org.springframework.boot.loader.launch.PropertiesLauncher
-
-echo "${pkg.upgradeVersion}" > ${upgradeversion}

msa/tb/docker/upgrade-tb.sh

@@ -20,23 +20,15 @@ start-db.sh
 CONF_FOLDER="${pkg.installFolder}/conf"
 jarfile=${pkg.installFolder}/bin/${pkg.name}.jar
 configfile=${pkg.name}.conf
-upgradeversion=${DATA_FOLDER}/.upgradeversion
 
 source "${CONF_FOLDER}/${configfile}"
 
-FROM_VERSION=`cat ${upgradeversion}`
-
 echo "Starting ThingsBoard upgrade ..."
 
-fromVersion="${FROM_VERSION// }"
-
 java -cp ${jarfile} $JAVA_OPTS -Dloader.main=org.thingsboard.server.ThingsboardInstallApplication \
                 -Dspring.jpa.hibernate.ddl-auto=none \
                 -Dinstall.upgrade=true \
-                -Dinstall.upgrade.from_version=${fromVersion} \
                 -Dlogging.config=/usr/share/thingsboard/bin/install/logback.xml \
                 org.springframework.boot.loader.launch.PropertiesLauncher
 
-echo "${pkg.upgradeVersion}" > ${upgradeversion}
-
 stop-db.sh

msa/tb/pom.xml

@@ -38,7 +38,6 @@
         <tb-postgres.docker.name>tb-postgres</tb-postgres.docker.name>
         <tb-cassandra.docker.name>tb-cassandra</tb-cassandra.docker.name>
         <pkg.installFolder>/usr/share/${pkg.name}</pkg.installFolder>
-        <pkg.upgradeVersion>3.9.0</pkg.upgradeVersion>
     </properties>
 
     <dependencies>