style(material/bottom-sheet): fix tslint max-line-length exceeds issue in ci build

Author: nitinmalave

src/material/bottom-sheet/bottom-sheet.spec.ts

@@ -495,7 +495,8 @@ describe('MatBottomSheet', () => {
 
       viewContainerFixture.detectChanges();
 
-      const backdrop = overlayContainerElement.querySelector('.cdk-overlay-backdrop') as HTMLElement;
+      const backdrop =
+          overlayContainerElement.querySelector('.cdk-overlay-backdrop') as HTMLElement;
       backdrop.click();
       viewContainerFixture.detectChanges();
       flush();
@@ -525,7 +526,8 @@ describe('MatBottomSheet', () => {
 
       viewContainerFixture.detectChanges();
 
-      const backdrop = overlayContainerElement.querySelector('.cdk-overlay-backdrop') as HTMLElement;
+      const backdrop =
+          overlayContainerElement.querySelector('.cdk-overlay-backdrop') as HTMLElement;
       backdrop.click();
 
       expect(overlayContainerElement.querySelector('mat-bottom-sheet-container')).toBeTruthy();