Remove the prefix setting attempt from our CI

Signed-off-by: Joas Schilling <coding@schilljs.com>

autotest-external.sh

@@ -148,7 +148,7 @@ EOF
 
 	# trigger installation
 	echo "Installing ...."
-	./occ maintenance:install -vvv --database=$1 --database-name=$DATABASENAME --database-host=localhost --database-user=$DATABASEUSER --database-pass=owncloud --database-table-prefix=oc_ --admin-user=$ADMINLOGIN --admin-pass=admin --data-dir=$DATADIR
+	./occ maintenance:install -vvv --database=$1 --database-name=$DATABASENAME --database-host=localhost --database-user=$DATABASEUSER --database-pass=owncloud --admin-user=$ADMINLOGIN --admin-pass=admin --data-dir=$DATADIR
 
 	./occ config:system:set --value true --type boolean allow_local_remote_servers
 

autotest.sh

@@ -355,7 +355,7 @@ function execute_tests {
 
 	# trigger installation
 	echo "Installing ...."
-	"$PHP" ./occ maintenance:install -vvv --database="$_DB" --database-name="$DATABASENAME" --database-host="$DATABASEHOST" --database-user="$DATABASEUSER" --database-pass=owncloud --database-table-prefix=oc_ --admin-user="$ADMINLOGIN" --admin-pass=admin --data-dir="$DATADIR"
+	"$PHP" ./occ maintenance:install -vvv --database="$_DB" --database-name="$DATABASENAME" --database-host="$DATABASEHOST" --database-user="$DATABASEUSER" --database-pass=owncloud --admin-user="$ADMINLOGIN" --admin-pass=admin --data-dir="$DATADIR"
 
 	#test execution
 	echo "Testing with $DB ..."