[elpa] externals/xr f8e8c10eec: Github CI: upgrade actions/checkout from v2 to v4

[ELPA Syncer]

branch: externals/xr
commit f8e8c10eec9730b26f8afe704e6589644efcfeaf
Author: Mattias Engdegård <matti...@acm.org>
Commit: Mattias Engdegård <matti...@acm.org>

    Github CI: upgrade actions/checkout from v2 to v4
---
 .github/workflows/test.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 3deae7d427..c395a1df59 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -26,7 +26,7 @@ jobs:
           version: ${{matrix.emacs_version}}
 
       - name: Check out xr
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Byte-compile
         run: make build