go/qcow2: migrate to qemu-img in toolchain-bundle

Change-Id: I65a542932233d120bd2015dacd0efe4a9935705e
Reviewed-on: https://review.monogon.dev/c/monogon/+/4051
Tested-by: Jenkins CI
Reviewed-by: Jan Schär <jan@monogon.tech>
diff --git a/go/qcow2/BUILD.bazel b/go/qcow2/BUILD.bazel
index 88f257e..8c3f301 100644
--- a/go/qcow2/BUILD.bazel
+++ b/go/qcow2/BUILD.bazel
@@ -10,5 +10,12 @@
 go_test(
     name = "qcow2_test",
     srcs = ["qcow2_test.go"],
+    data = [
+        "//build/toolchain/toolchain-bundle:qemu-img",
+    ],
     embed = [":qcow2"],
+    x_defs = {
+        "xQEMUImgPath": "$(rlocationpath //build/toolchain/toolchain-bundle:qemu-img )",
+    },
+    deps = ["@io_bazel_rules_go//go/runfiles"],
 )