[CI] Display meson and ninja versions in CI

Signed-off-by: Philipp Wagner <phw@lowrisc.org>
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index ee7841a..a83c67a 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -39,6 +39,8 @@
       isort --version
       clang-format -version
       flake8 --version
+      ninja --version
+      meson --version
       echo "PATH=$PATH"
     displayName: Display tool versions
   - bash: |