Integration tests: fix decoding of "&" into "&"

 integrationTest/suite.sh

@@ -24,7 +24,7 @@
        exit 1
    fi

    local login_url=${BASH_REMATCH[1]//&/&}
    local login_url=${BASH_REMATCH[1]//\&/\&}
    local redirect_response=$($CURL -D - $cookie_options --data 'username=admin&password=admin' "$login_url")
    if [[ ! ($redirect_response =~ $ticket_pattern) ]] ; then
        echo "No service ticket found in response"