freedreno: Fix leak of shader binary on disk cache hits.

It's supposed to be ralloced -- there's not even a shader variant destroy
function for freeing, just ralloc_free() on the ir3_shader_variant or the
parent ir3_shader when you're done!

Fixes: f97acb4bb4b1 ("freedreno/ir3: disk-cache support")
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5810>
(cherry picked from commit 433841d9eb7cd9dd5e00b2f47cd998e0e986ef02)
2 files changed