Enhance security exposure patch (#1707)

Signed-off-by: Prajyot-Parab <[email protected]>

scripts/ci-e2e.sh

@@ -142,7 +142,7 @@ prerequisites_vpc(){
     export PROVIDER_ID_FORMAT=v2
     export EXP_CLUSTER_RESOURCE_SET=true
     export IBMACCOUNT_ID=${IBMACCOUNT_ID:-"7cfbd5381a434af7a09289e795840d4e"}
-    export BASE64_API_KEY=$(echo -n $IBMCLOUD_API_KEY | base64)
+    export BASE64_API_KEY=$(tr -d '\n' <<<"$IBMCLOUD_API_KEY" | base64)
 }
 
 main(){
@@ -199,5 +199,9 @@ main(){
     [ -z "${BOSKOS_HOST:-}" ] || release_account >> "$ARTIFACTS/logs/boskos.log" 2>&1
 }
 
+if [[ $- =~ x ]]; then
+    set +x
+fi
+
 main "$@"
 exit "${test_status}"