dependabot: ignore actions/{cache,checkout} v3

The CentOS 7 build requires older GitHub actions, try to make
dependabot ignore these older versions.

diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index b10ccce16cf1fa3890c374bfb3286f33816a4912..c063687ed180433b18b2786464383c08651acb27 100644 (file)
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -12,3 +12,8 @@ updates:
       interval: "daily"
     commit-message:
       prefix: "github-actions:"
+    ignore:
+      - dependency-name: "actions/cache"
+        versions: ["3.x"]
+      - dependency-name: "actions/checkout"
+        versions: ["3.x"]