fix: AMIs on restart not booting up (#88)

* run `kubectl delete pods --all` on reboot so that airgapped instances
return

* misc: add changelog entry

Author: Chickensoupwithrice

CHANGELOG.md

@@ -72,6 +72,8 @@ Use AWS CloudFormation to deploy an AMI running the latest Sourcegraph version!
 
 ### XL -->
 
+- Fixed: Containers not able to be booted in an air gapped environment after an upgrade. 
+
 ## v5.4.2198
 
  ## Updates 

install/reboot.sh

@@ -54,6 +54,8 @@ if [ -f ./sourcegraph-executor-k8s-charts.tgz ]; then
 else
     $LOCAL_BIN_PATH/helm --kubeconfig $KUBECONFIG_FILE upgrade -i -f ./override.yaml --version "$AMI_VERSION" executor sourcegraph/sourcegraph-executor-k8s
 fi
+# Clear out the old pods if they're still around
+$LOCAL_BIN_PATH/kubectl delete pods --all
 
 # Restart k3s again in case it's still in crashloopbackoff
 # However, this should not affect a running instance