ci/alpine: re-enable Mold linker

It's more than one year since it was problematic.

Signed-off-by: David Heidelberg <david.heidelberg@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/29272>

.gitlab-ci/container/alpine/x86_64_build.sh

@@ -33,6 +33,7 @@ DEPS=(
     llvm16-static
     llvm16-dev
     meson
+    mold
     expat-dev
     elfutils-dev
     libdrm-dev
@@ -43,6 +44,7 @@ DEPS=(
     python3-dev
     py3-cparser
     py3-mako
+    py3-packaging
     py3-ply
     vulkan-headers
     spirv-tools-dev

.gitlab-ci/image-tags.yml

@@ -29,7 +29,7 @@ variables:
    DEBIAN_X86_64_TEST_VK_TAG: "20240515-piglit-8a"
    KERNEL_ROOTFS_TAG: "20240516-angle"
 
-   ALPINE_X86_64_BUILD_TAG: "20240412-pycparser"
+   ALPINE_X86_64_BUILD_TAG: "20240517-m0ld"
    ALPINE_X86_64_LAVA_SSH_TAG: "20240401-wlproto"
    FEDORA_X86_64_BUILD_TAG: "20240509-meson"
    KERNEL_TAG: "v6.6.21-mesa-f8ea"