Mise à jour => Mesa 20.0.5

Bug fixes

nir: nir_lower_returns can’t handle nested loops
Graphic artifacts with Mesa 20.0.4 on intel HD 510 GPU
Mesa 20 regression makes Lightsprint demos crash
Build Fails with Clang Shared Library
dri_common.h:58:8: error: unknown type name ‘__GLXDRIdrawable’
Graphical glitches on Intel Graphics when Xorg started on Iris driver
SIGSEGV src/compiler/glsl/ast_function.cpp:53
manywin aborts with « i965: Failed to submit batchbuffer: Invalid argument »
manywin aborts with « i965: Failed to submit batchbuffer: Invalid argument »
manywin aborts with « i965: Failed to submit batchbuffer: Invalid argument »
manywin aborts with « i965: Failed to submit batchbuffer: Invalid argument »
v3d: transform feedback issue
radv: dEQP-VK.binding_model.descriptorset_random.sets4.noarray.ubolimitlow.sbolimitlow.imglimitlow.noiub.comp.noia.0 segfault
radv: RAVEN fails dEQP-VK.pipeline.timestamp.misc_tests.reset_query_before_copy
https://gitlab.freedesktop.org/mesa/mesa/-/issues/2727
enable storageBuffer16BitAccess feature in radv for SI and CIK
Weston drm-backend.so seems to fail with Mesa master and LIBGL_ALWAYS_SOFTWARE=1
vaapi bob deinterlacer produces wrong output height on AMD