Meson: Add fallback for catch2 dependency

For historic Meson versions, we need to add an explicit fallback tag to
the dependency. Catch2 is available in the needed form since version
3.4.1, not 3.4.0.

Signed-off-by: Lars Froehlich <lars.froehlich@desy.de>

Author: alt-graph

tests/meson.build

@@ -12,7 +12,8 @@ test('all',
     executable(meson.project_name() + '_test',
         test_src,
         dependencies : [
-            dependency('catch2', version : '>=3.4.0'),
+            dependency('catch2', version : '>=3.4.1',
+                fallback : [ 'catch2', 'catch2_dep' ]),
             libgit4cpp_dep,
         ],
     ),