[vala/staging] tests: Don't check generated C for conditional glib test

[Rico Tzschichholz <ricotz src gnome org>]

commit 9c4f920ccd280458a3df9d9f19455fd583e72d5e
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Sun Jul 18 08:28:52 2021 +0200

    tests: Don't check generated C for conditional glib test

 tests/glib/.gitignore                      |   1 +
 tests/glib/conditional-glib-api.c-expected | 757 -----------------------------
 2 files changed, 1 insertion(+), 757 deletions(-)
---
diff --git a/tests/glib/.gitignore b/tests/glib/.gitignore
new file mode 100644
index 000000000..048e119f9
--- /dev/null
+++ b/tests/glib/.gitignore
@@ -0,0 +1 @@
+*.c-expected