feat(sel): enable division and multiplication

Author: Viren070

packages/core/src/parser/streamExpression.ts

@@ -20,9 +20,9 @@ export abstract class StreamExpressionEngine {
         add: true,
         concatenate: false,
         conditional: true,
-        divide: false,
+        divide: true,
         factorial: false,
-        multiply: false,
+        multiply: true,
         power: false,
         remainder: false,
         subtract: true,