data/excluded: add GO-2022-1021.yaml for CVE-2022-40186

Fixes #1021

Change-Id: I9373113a2d72374077551989668a76e68c7a9b5e
Reviewed-on: https://go-review.googlesource.com/c/vulndb/+/435460
Reviewed-by: Tatiana Bradley <tatiana@golang.org>
Reviewed-by: Damien Neil <dneil@google.com>

Author: tatianab

data/excluded/GO-2022-1021.yaml

@@ -0,0 +1,7 @@
+excluded: EFFECTIVELY_PRIVATE
+modules:
+  - module: github.com/hashicorp/vault
+cves:
+  - CVE-2022-40186
+ghsas:
+  - GHSA-7cgv-v83v-rr87