qa/suites/perf-basic: remove supported-all-distro

d4a04809fd7fd8aaf447005f76a1090db99d75c5 did not serve it's purpose, we
need to remove supported-all-distro to only run on ubuntu_latest

Signed-off-by: Neha Ojha <nojha@redhat.com>

diff --git a/qa/suites/perf-basic/supported-all-distro b/qa/suites/perf-basic/supported-all-distro
deleted file mode 120000 (symlink)
index ca82dde..0000000
--- a/qa/suites/perf-basic/supported-all-distro
+++ /dev/null
@@ -1 +0,0 @@
-.qa/distros/supported-all-distro
\ No newline at end of file