chore: update the naming

Signed-off-by: blam <ben@blam.sh>

packages/core-components/api-report.md

@@ -1993,7 +1993,7 @@ export const SidebarSubmenuItem: (
 ) => JSX.Element;
 
 // @public
-export type SidebarSubmenuItemDropDownItem = {
+export type SidebarSubmenuItemDropdownItem = {
   title: string;
   to: string;
 };
@@ -2003,7 +2003,7 @@ export type SidebarSubmenuItemProps = {
   title: string;
   to: string;
   icon: IconComponent;
-  dropdownItems?: SidebarSubmenuItemDropDownItem[];
+  dropdownItems?: SidebarSubmenuItemDropdownItem[];
 };
 
 // @public

packages/core-components/src/layout/Sidebar/SidebarSubmenuItem.tsx

@@ -87,7 +87,7 @@ const useStyles = makeStyles<BackstageTheme>(theme => ({
  *
  * @public
  */
-export type SidebarSubmenuItemDropDownItem = {
+export type SidebarSubmenuItemDropdownItem = {
   title: string;
   to: string;
 };
@@ -105,7 +105,7 @@ export type SidebarSubmenuItemProps = {
   title: string;
   to: string;
   icon: IconComponent;
-  dropdownItems?: SidebarSubmenuItemDropDownItem[];
+  dropdownItems?: SidebarSubmenuItemDropdownItem[];
 };
 
 /**

packages/core-components/src/layout/Sidebar/index.ts

@@ -20,7 +20,7 @@ export { SidebarSubmenu } from './SidebarSubmenu';
 export type { SidebarSubmenuProps } from './SidebarSubmenu';
 export type {
   SidebarSubmenuItemProps,
-  SidebarSubmenuItemDropDownItem,
+  SidebarSubmenuItemDropdownItem,
 } from './SidebarSubmenuItem';
 export type { SidebarClassKey } from './Bar';
 export { SidebarPage, SidebarPinStateContext } from './Page';