Merge pull request #643 from projectcalico/update-go-1.23.6

Update golang to v1.23.6 and k8s to v1.31.5

Author: hjiawei

images/calico-go-build/versions.yaml

@@ -1,12 +1,12 @@
 golang:
-  version: 1.23.5
+  version: 1.23.6
   checksum:
     sha256:
-      amd64: cbcad4a6482107c7c7926df1608106c189417163428200ce357695cc7e01d091
-      arm64: 47c84d332123883653b70da2db7dd57d2a865921ba4724efcdf56b5da7021db0
-      ppc64le: db268bf5710b5b1b82ab38722ba6e4427d9e4942aed78c7d09195a9dff329613
-      s390x: 14924b917d35311eb130e263f34931043d4f9dc65f20684301bf8f60a72edcdf
+      amd64: 9379441ea310de000f33a4dc767bd966e72ab2826270e038e78b2c53c2e7802d
+      arm64: 561c780e8f4a8955d32bf72e46af0b5ee5e0debe1e4633df9a03781878219202
+      ppc64le: 0f817201e83d78ddbfa27f5f78d9b72450b92cc21d5e045145efacd0d3244a99
+      s390x: 321e7ed0d5416f731479c52fa7610b52b8079a8061967bd48cec6d66f671a60e
 kubernetes:
-  version: 1.31.4
+  version: 1.31.5
 llvm:
   version: 18.1.8