Bump to Buildah v1.27.0

As the title says.

Vendor Buildah v1.27.0 into Podman in preparation for Buildah v4.2

[No New Tests Needed]

Signed-off-by: tomsweeneyredhat <tsweeney@redhat.com>

vendor/github.com/containers/buildah/pkg/util/version_windows.go

@@ -0,0 +1,10 @@
+package util
+
+import (
+	"errors"
+)
+
+func ReadKernelVersion() (string, error) {
+	return "", errors.New("readKernelVersion not supported on windows")
+
+}