Don't hide room header buttons in video rooms and rooms with a call

cypress/e2e/room/room-header.spec.ts

@@ -160,7 +160,7 @@ describe("Room Header", () => {
                 }
 
                 // Assert that there is not a button except those buttons
-                cy.findAllByRole("button").should("have.length", 5);
+                cy.findAllByRole("button").should("have.length", 7);
             });
 
             cy.get(".mx_RoomHeader").percySnapshotElement("Room header - with a video room");

src/components/structures/RoomView.tsx

@@ -2433,23 +2433,13 @@ export class RoomView extends React.Component<IRoomProps, IRoomState> {
         // Simplify the header for other main split types
         switch (this.state.mainSplitContentType) {
             case MainSplitContentType.MaximisedWidget:
-                excludedRightPanelPhaseButtons = [RightPanelPhases.ThreadPanel, RightPanelPhases.PinnedMessages];
+                excludedRightPanelPhaseButtons = [];
                 onAppsClick = null;
                 onForgetClick = null;
                 onSearchClick = null;
                 break;
             case MainSplitContentType.Call:
-                excludedRightPanelPhaseButtons = [
-                    RightPanelPhases.ThreadPanel,
-                    RightPanelPhases.PinnedMessages,
-                    RightPanelPhases.NotificationPanel,
-                ];
-                if (!isVideoRoom(this.state.room)) {
-                    excludedRightPanelPhaseButtons.push(RightPanelPhases.RoomSummary);
-                    if (this.state.activeCall === null) {
-                        excludedRightPanelPhaseButtons.push(RightPanelPhases.Timeline);
-                    }
-                }
+                excludedRightPanelPhaseButtons = [];
                 onAppsClick = null;
                 onForgetClick = null;
                 onSearchClick = null;