cargo: exclude gir directory from workspace

When any cargo subproject is in project and not described in the
top-level Cargo.toml, all of the subprojects fail to build due to
the missing entry.

This commit fixes the bug.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>

1 files changed, 4 insertions, 0 deletions

diff --git a/Cargo.toml b/Cargo.toml
index 8f67965..a9015de 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,6 +4,10 @@ members = [
     "hinawa",
 ]
 
+exclude = [
+    "gir",
+]
+
 default-members = [
     "hinawa",
 ]