Merge pull request #789 from projectcalico/downgrade-k8s

k8s 1.33.9 and go 1.25.8

Author: MichalFupso

images/calico-go-build/versions.yaml

@@ -1,12 +1,12 @@
 golang:
-  version: 1.25.7
+  version: 1.25.8
   checksum:
     sha256:
-      amd64: 12e6d6a191091ae27dc31f6efc630e3a3b8ba409baf3573d955b196fdf086005
-      arm64: ba611a53534135a81067240eff9508cd7e256c560edd5d8c2fef54f083c07129
-      ppc64le: 42124c0edc92464e2b37b2d7fcd3658f0c47ebd6a098732415a522be8cb88e3f
-      s390x: c6b77facf666dc68195ecab05dbf0ebb4e755b2a8b7734c759880557f1c29b0c
+      amd64: ceb5e041bbc3893846bd1614d76cb4681c91dadee579426cf21a63f2d7e03be6
+      arm64: 7d137f59f66bb93f40a6b2b11e713adc2a9d0c8d9ae581718e3fad19e5295dc7
+      ppc64le: 28ed144a945e4d7188c93f8d85fb772a98ed18f8f9f8d3a650696b739f8cc57c
+      s390x: 5496dec036f044ba9833db5d1748b6335a679b61f95ac448bdc356a8a7cbcb10
 kubernetes:
-  version: 1.34.4
+  version: 1.33.9
 llvm:
   version: 18.1.8