testvm: Rebuild VM images

The previous images were corrupted. This change uprevs the image
version and re-builds the images.

BUG=b:274167326
TEST=x86vm run
TEST=run_tests --dut vm
TEST=dev_container run_tests --dut vm
TEST=dev_container run_tests --dut vm -p aarch64

Change-Id: I926acf080ecf29c5d6979bcb714cb06e79159a14
Reviewed-on: https://chromium-review.googlesource.com/c/crosvm/crosvm/+/4377985
Commit-Queue: Dennis Kempin <denniskempin@google.com>
Reviewed-by: Zihan Chen <zihanchen@google.com>
diff --git a/tools/impl/testvm/version b/tools/impl/testvm/version
index fa0363b..d9830c0 100644
--- a/tools/impl/testvm/version
+++ b/tools/impl/testvm/version
@@ -1 +1 @@
-r0008
+r0009