data/excluded: add 3 reports

- data/excluded/GO-2024-3178.yaml
  - data/excluded/GO-2024-3177.yaml
  - data/excluded/GO-2024-3176.yaml

Fixes golang/vulndb#3178
Fixes golang/vulndb#3177
Fixes golang/vulndb#3176

Change-Id: If6a71f21199befb317c7bdf7319d5178d201b9f2
Reviewed-on: https://go-review.googlesource.com/c/vulndb/+/619155
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Maceo Thompson <maceothompson@google.com>
Reviewed-by: Tatiana Bradley <tatianabradley@google.com>

data/excluded/GO-2024-3176.yaml

@@ -0,0 +1,6 @@
+id: GO-2024-3176
+excluded: WITHDRAWN
+modules:
+    - module: github.com/juju/juju
+ghsas:
+    - GHSA-85qf-6845-m8p2

data/excluded/GO-2024-3177.yaml

@@ -0,0 +1,6 @@
+id: GO-2024-3177
+excluded: WITHDRAWN
+modules:
+    - module: github.com/juju/juju
+ghsas:
+    - GHSA-fc27-7pf5-96v3

data/excluded/GO-2024-3178.yaml

@@ -0,0 +1,6 @@
+id: GO-2024-3178
+excluded: WITHDRAWN
+modules:
+    - module: github.com/juju/juju
+ghsas:
+    - GHSA-phh4-3hmm-24rx