libdrm: Update version from 2.4.96 to 2.4.97

libdrm 2.4.97 was released on January 22nd, 2019 with the changes
below.

> Alex Deucher (1):
>       amdgpu: update to latest marketing names from 18.50
>
> Andrey Grodzovsky (3):
>       amdgpu/test: Add illegal register and memory access test v2
>       amdgpu/test: Disable deadlock tests for all non gfx8/9 ASICs.
>       amdgpu/test: Enable deadlock test for CI family (gfx7)
>
> Christian König (1):
>       amdgpu: add VM test to exercise max/min address space
>
> Daniel Vetter (1):
>       doc: Rename README&CONTRIBUTING to .rst
>
> Eric Anholt (2):
>       Avoid hardcoded strlens in drmParseSubsystemType().
>       drm: Attempt to parse SPI devices as platform bus devices.
>
> Eric Engestrom (6):
>       xf86drmHash: remove unused loop variable
>       meson: fix typo in compiler flag
>       tests: skip drmdevice test if the machine doesn't have any drm device
>       freedreno: remove always-defined #ifdef
>       xf86atomic: #undef internal define
>       README: reflow the project description to improve readability
>
> François Tigeot (2):
>       xf86drm: implement drmParseSubsystemType for DragonFly
>       libdrm: Use DRM_IOCTL_GET_PCIINFO on DragonFly
>
> Leo Liu (1):
>       tests/amdgpu/vcn: fix the nop command in IBs
>
> Lucas De Marchi (2):
>       gitignore: sort file
>       gitignore: add _build
>
> Marek Olšák (3):
>       amdgpu: update amdgpu_drm.h
>       amdgpu: add a faster BO list API
>       Bump the version to 2.4.97
>
> Mauro Rossi (1):
>       android: Fix 32-bit app crashing in 64-bit Android

libdrm.be0

@@ -1,6 +1,6 @@
 #!/usr/bin/env beesh
 
-# BEE_VERSION libdrm-2.4.96-0
+# BEE_VERSION libdrm-2.4.97-0
 
 ## this file was created by bee init and should be executed to build a
 ## bee-package. (Additional hints are located at the end of this file.)