build-unit-test-docker: ubuntu: switch to noble numbat

The clang-17 package in manic is pinned back at 17.0.2, while the latest
release is 17.0.6.  There are some subtle bug fixes around type parsing,
which are especially useful for clang-format.  Upgrade the distro so we
can get these fixes.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I53dce7c01bc04cbff193fd660984f2eb985be91a
1 file changed