fix(ci): bootstrap_ec2 quoting (#15327)

Fixed by human being

Author: ludamad

ci3/bootstrap_ec2

@@ -193,7 +193,7 @@ EOF
 # We provide the host user and group ids to the entrypoint script to ensure alignment.
 # We raise the default pid limit to 32k.
 function run {
-  ssh ${ssh_args:-} -F $ci3/aws/build_instance_ssh_config ubuntu@$ip "
+  ssh ${ssh_args:-} -F $ci3/aws/build_instance_ssh_config ubuntu@$ip << EOF
     # TODO: This should *not* be needed in a CI run. Remove "watching" code, e.g. in boxes.
     sudo sysctl fs.inotify.max_user_watches=1048576 &>/dev/null
     sudo sysctl fs.inotify.max_user_instances=1048576 &>/dev/null
@@ -235,8 +235,8 @@ function run {
         -e EXTERNAL_ETHEREUM_CONSENSUS_HOST_API_KEY_HEADER=${EXTERNAL_ETHEREUM_CONSENSUS_HOST_API_KEY_HEADER:-} \
         -e L1_DEPLOYMENT_PRIVATE_KEY=${L1_DEPLOYMENT_PRIVATE_KEY:-} \
         -e DOCKERHUB_PASSWORD=${DOCKERHUB_PASSWORD:-} \
-        -e AWS_ACCESS_KEY_ID=\"${AWS_ACCESS_KEY_ID:-}\" \
-        -e AWS_SECRET_ACCESS_KEY=\"${AWS_SECRET_ACCESS_KEY:-}\" \
+        -e AWS_ACCESS_KEY_ID="${AWS_ACCESS_KEY_ID:-}" \
+        -e AWS_SECRET_ACCESS_KEY="${AWS_SECRET_ACCESS_KEY:-}" \
         -e BUILD_SYSTEM_DEBUG=${BUILD_SYSTEM_DEBUG:-} \
         -e GITHUB_TOKEN=${GITHUB_TOKEN:-} \
         -e NETLIFY_SITE_ID=${NETLIFY_SITE_ID:-} \
@@ -272,7 +272,7 @@ function run {
       # Returns exit code from docker run.
       wait \$build_pid
     fi
-  "
+EOF
 }
 
 set +e