Install firecracker binary from official release

Since we're not going to be using firecracker on the cros terminal, we
don't need the patched version from dropbox and can instead use the
official release, which lets us stay up to date

etc/chromeos/lib/installs.sh

@@ -333,14 +333,18 @@ install_cni_plugins() {
 }
 
 install_firecracker() {
-    # This installs a patched version of firecracker from our dropbox
-    sudo curl --proto "=https" \
-        --tlsv1.2 \
-        --location \
-        --output /usr/bin/firecracker \
-        "https://uca407bf360bc42aeddf1f15a307.dl.dropboxusercontent.com/cd/0/get/BjrRVD0hQW7-jSPIoICZEH8DONH4yR2oL5tpNHLiiEQ8Rwl5JXYoJwVvwWk0G2a4QOLL87mrBGNDat7FVLTJYYWV5-Wa88waqlwuzMlu_UO2FEw0AYR_rzLsiqSaNgLUMtKY8QNl-e5E3eZsUECjHKeTrek27YTpOc7bfZXOfzuta1tU9fMgfPwHocH89QOH-ms/file?_download_id=7938492000756063344390311727150356805086251509862764070702265202&_notify_domain=www.dropbox.com&dl=1"
+    echo_banner "Installing Firecracker binary"
+
+    repo="firecracker-microvm/firecracker"
+    version=$(get_latest_release "${repo}")
+
+    url_prefix="https://github.com/${repo}/releases/download/${version}"
+
+    download_and_install_tarball \
+        "${url_prefix}/firecracker-${version}-$(arch).tgz" \
+        /tmp/firecracker
 
-    sudo chmod 0755 /usr/bin/firecracker
+    sudo mv "/tmp/firecracker/release-${version}-$(arch)/firecracker-${version}-$(arch)" "/usr/bin/firecracker"
 }
 
 install_nomad_firecracker() {

etc/chromeos/setup_chromeos.sh

@@ -19,6 +19,7 @@ install_awsv2
 install_pulumi
 install_hashicorp_tools
 install_cni_plugins
+install_firecracker
 install_nomad_chromeos_workaround
 install_nomad_firecracker
 install_sqlx_prepare_deps