tests: fix up valgrind suppressions for glibc getaddrinfo leaks
requested to merge tpm/gst-plugins-base:valgrind-suppression-fix-getaddrinfo-suppression into master
Make more flexible. There is an extra
gethostbyname2_r@@GLIBC_2.2.5 (getXXbyYY_r.c:217)
in the trace on the build bots (F30).
Fixes the -base and -good valgrind jobs on the 1.16 branch CI.