chore: bump devctr version

Update to version v73. New version extends the .gitconfig of the dev
container adding /firecracker/.git as a safe path to clone.

Signed-off-by: Babis Chalios <[email protected]>

Author: bchalios

tools/devtool

@@ -68,7 +68,7 @@
 DEVCTR_IMAGE_NO_TAG="public.ecr.aws/firecracker/fcuvm"
 
 # Development container tag
-DEVCTR_IMAGE_TAG=${DEVCTR_IMAGE_TAG:-v72}
+DEVCTR_IMAGE_TAG=${DEVCTR_IMAGE_TAG:-v73}
 
 # Development container image (name:tag)
 # This should be updated whenever we upgrade the development container.