chore: fix PR comment

Author: jonathannorris

src/commands/variables/create.ts

@@ -122,9 +122,9 @@ export default class CreateVariable extends CreateCommand {
 
                 const parsedVariations = JSON.parse(variations as string)
                 const featureVariables = feature.variables || []
-                const featureVariations = feature.variations
+                const featureVariations = feature.variations || []
                 featureVariables.push(params as Variable)
-                for (const featVar of featureVariations ?? []) {
+                for (const featVar of featureVariations) {
                     featVar.variables = featVar.variables || {}
                     featVar.variables[params.key] =
                         parsedVariations[featVar.key]