qa/rgw: ignore POOL_APP_NOT_ENABLED in rgw/lua subsuite

> cluster [WRN] Health check failed: 1 pool(s) do not have an application enabled (POOL_APP_NOT_ENABLED)" in cluster log

Signed-off-by: Casey Bodley <cbodley@redhat.com>
(cherry picked from commit 9234fbcbe65b227b7e9b1d639fda1bf3b5e7a92a)

diff --git a/qa/suites/rgw/lua/ignore-pg-availability.yaml b/qa/suites/rgw/lua/ignore-pg-availability.yaml
new file mode 120000 (symlink)
index 0000000..32340b1
--- /dev/null
+++ b/qa/suites/rgw/lua/ignore-pg-availability.yaml
@@ -0,0 +1 @@
+.qa/rgw/ignore-pg-availability.yaml
\ No newline at end of file