chore: set EXTRA_ARGS env

prevent unbound failure

Author: BobyMCbobs

lib/apisnoop.sh

@@ -6,6 +6,7 @@ deploy::apisnoop() {
     APISNOOP_IMAGE_TAG="${APISNOOP_VERSION:-v20240626-auditlogger-1.2.12-4-g80e96ac}"
     LOAD_K8S_DATA="${LOAD_K8S_DATA:-false}"
 
+    EXTRA_ARGS=""
     if [ "$LOAD_K8S_DATA" = "true" ]; then
         EXTRA_ARGS="--set extraEnv[0].name=LOAD_K8S_DATA --set-string extraEnv[0].value=true"
     fi