CI: Update to actions/checkout@v3

No functional change, but we should keep this current.

(cherry picked from commit 5f4ddb54b05ae0355b1f64c22263a6bc381410df)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
(cherry picked from commit 1e9260500eb71943dcd5f1329550f98d0be08a47)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index deeb36b..58283ff 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -32,7 +32,7 @@
           - USE_THREAD=1
           - USE_ZLIB=1
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - uses: msys2/setup-msys2@v2
       with:
         install: >-