fix(테이블타입): 탭 너비 컨텐츠에 맞춤 — shadcn TabsTrigger flex-1 기본값 해제

shadcn TabsTrigger 가 기본 flex-1 이라 두 탭이 가로 폭 절반씩 차지해서 너무
넓게 늘어남. flex-none 으로 override 해서 글자/아이콘 폭만큼만 차지.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

frontend/app/(main)/admin/systemMng/tableMngList/page.tsx

@@ -1669,7 +1669,7 @@ export default function TableManagementPage() {
                     <TabsTrigger
                       value="columns"
                       className={cn(
-                        "flex items-center gap-2 rounded-t-md rounded-b-none border border-border bg-transparent -mb-px",
+                        "flex flex-none items-center gap-2 rounded-t-md rounded-b-none border border-border bg-transparent -mb-px",
                         "px-3 py-1.5 text-sm font-medium text-muted-foreground transition-colors",
                         "hover:bg-muted/40 hover:text-foreground",
                         "data-[state=active]:bg-card data-[state=active]:text-primary data-[state=active]:font-semibold",
@@ -1683,7 +1683,7 @@ export default function TableManagementPage() {
                     <TabsTrigger
                       value="references"
                       className={cn(
-                        "flex items-center gap-2 rounded-t-md rounded-b-none border border-border bg-transparent -mb-px",
+                        "flex flex-none items-center gap-2 rounded-t-md rounded-b-none border border-border bg-transparent -mb-px",
                         "px-3 py-1.5 text-sm font-medium text-muted-foreground transition-colors",
                         "hover:bg-muted/40 hover:text-foreground",
                         "data-[state=active]:bg-card data-[state=active]:text-primary data-[state=active]:font-semibold",