fix: SearchModal 컴포넌트 내의 SelectBox들 z-index 수정

apps/sn/app/(map-layout)/map/searchModal/operationTab.tsx

@@ -140,7 +140,7 @@ const OperationTab: React.FC<OperationTabProps> = ({
           endLabel=""
         />
         <SelectBox
-          className="ml-8 w-60 mr-8 z-[102]"
+          className="ml-8 w-60 mr-8"
           selectClass="rounded-lg bg-white text-xl"
           label="사업 유형"
           selectArray={BIZ_TY_CD_SELECT_ARRAY}

apps/sn/app/(map-layout)/map/searchModal/swageMhl.tsx

@@ -49,7 +49,7 @@ const SwageMhl: React.FC<SwageMhlProps> = ({
         />
         {/* 용도 */}
         <SelectBox
-          className="ml-8 w-60 mr-8 z-[102]"
+          className="ml-8 w-60 mr-8"
           selectClass="rounded-lg bg-white text-xl"
           label="용도"
           selectArray={MS_SWAGE_MHL_USE_CODES}

apps/sn/app/(map-layout)/map/searchModal/swagePpl.tsx

@@ -52,7 +52,7 @@ const SwagePpl: React.FC<SwagePplProps> = ({
         />
         {/* 용도 */}
         <SelectBox
-          className="ml-8 w-60 mr-8 z-[102]"
+          className="ml-8 w-60 mr-8"
           selectClass="rounded-lg bg-white text-xl"
           label="용도"
           selectArray={MS_SWAGE_PPL_USE_CODES}
@@ -64,7 +64,7 @@ const SwagePpl: React.FC<SwagePplProps> = ({
         />
         {/* 재질 */}
         <SelectBox
-          className="w-60 mr-8 z-[102]"
+          className="w-60 mr-8"
           selectClass="rounded-lg bg-white text-xl"
           label="재질"
           selectArray={MS_SWAGE_PPL_CODES}