[qca-nss-ecm] XML output corruption fix

QoS tag values can cause string to be longer than buffer allowed for causing
truncation and corruption of xml.

Change-Id: Ifc931e57a792c0081c9f01d98eaaf9f97807e5f4
Signed-off-by: Gareth Williams <garethw@codeaurora.org>
1 file changed