[AFP-60] Renamed bulkSearch methods

src/main/java/com/nisum/ascend/promotions/controller/PromotionsController.java

@@ -42,7 +42,7 @@ public class PromotionsController {
 
     @PostMapping("/bulkSearch")
     public ResponseEntity<Flux<PromotionDto>> bulkSearchPromotionsByItemSku(@RequestBody List<String> skus){
-        return ResponseEntity.ok(promotionService.bulkSearchSKU(skus));
+        return ResponseEntity.ok(promotionService.bulkSearchSku(skus));
     }
 
     @PutMapping("/{promoId}")

src/main/java/com/nisum/ascend/promotions/service/PromotionService.java

@@ -27,7 +27,7 @@ public class PromotionService {
         return promotionRepository.findByProductSku(sku).map(PromotionDto::generateDtoFromPromotion);
     }
 
-    public Flux<PromotionDto> bulkSearchSKU(List<String> skus){
+    public Flux<PromotionDto> bulkSearchSku(List<String> skus){
 
         return Flux.fromIterable(skus)
                 .flatMap(sku -> findPromotionsByProductSku(sku));