Bug#979515: mesa: A couple of cleanup for mesa

[Fabio Pedretti <pedretti.fabio@gmail.com>]

Source: mesa
Version: 20.3.2-1
Severity: normal
Tags: patch
X-Debbugs-Cc: pedretti.fabio@gmail.com

Dear Maintainer,
please apply the following patches to cleanup build process:

libxdamage-dev dependency is no longer need since:
https://cgit.freedesktop.org/mesa/mesa/commit/?id=94a9867b0569c6f6d65b27f69b678f7f1785f3ad

diff -purN debian-hirsute-orig/control debian-hirsute/control
--- debian-hirsute-orig/control 2021-01-07 14:40:01.753039182 +0100
+++ debian-hirsute/control      2021-01-07 15:11:10.795224886 +0100
@@ -16,7 +17,6 @@ Build-Depends:
  libexpat1-dev,
  libsensors-dev [!hurd-any],
  libxfixes-dev,
- libxdamage-dev,
  libxext-dev,
  libva-dev (>= 1.6.0) [linux-any kfreebsd-any] <!pkg.mesa.nolibva>,
  libvdpau-dev (>= 1.1.1) [linux-any kfreebsd-any],


use enabled rather than true, as done elsewhere

diff -purN debian-hirsute-orig/rules debian-hirsute/rules
--- debian-hirsute-orig/rules   2021-01-07 14:40:01.761039224 +0100
+++ debian-hirsute/rules        2021-01-07 15:14:25.552308206 +0100
@@ -59,7 +77,7 @@ else
   endif
 
   ifeq ($(DEB_HOST_ARCH_OS), linux)
-       confflags_DRI3 = -Ddri3=true
+       confflags_DRI3 = -Ddri3=enabled
        DRI_DRIVERS += nouveau
        # Gallium drivers which require kernel support, not yet ported to non-Linux
        GALLIUM_DRIVERS += nouveau virgl