remove not needed spaces (#5495)

* remove not usefull spaces

* increase timeout

* increase timeout

* fix

lib/core/viewer/components/img-viewer.component.spec.ts

@@ -350,7 +350,5 @@ describe('Test Img viewer component ', () => {
                 });
             });
         });
-
-    });
-
+   });
 });

lib/core/viewer/components/pdf-viewer-thumb.component.spec.ts

@@ -64,5 +64,4 @@ describe('PdfThumbComponent', () => {
             done();
         });
     });
-
 });

lib/core/viewer/components/pdf-viewer.component.spec.ts

@@ -186,8 +186,7 @@ describe('Test PdfViewer component', () => {
                 component.ngOnChanges({ 'blobFile': change });
             }).toThrow(new Error('Attribute urlFile or blobFile is required'));
         });
-
-    });
+   });
 
     describe('View with url file', () => {
 
@@ -676,8 +675,7 @@ describe('Test PdfViewer component', () => {
                 expect(componentUrlTestComponent.pdfViewerComponent.currentScaleMode).toBe('auto');
             }));
         });
-
-    });
+   });
 
     describe('Zoom customization', () => {
 

lib/core/viewer/components/txt-viewer.component.spec.ts

@@ -69,6 +69,5 @@ describe('Text View component', () => {
                 });
             });
         });
-
-    });
+   });
 });

lib/core/viewer/components/viewer.component.spec.ts

@@ -351,8 +351,7 @@ describe('ViewerComponent', () => {
                 done();
             });
         }, 25000);
-
-    });
+   });
 
     it('should change display name every time node changes', fakeAsync(() => {
         spyOn(alfrescoApiService.nodesApi, 'getNode').and.returnValues(
@@ -919,8 +918,7 @@ describe('ViewerComponent', () => {
                 });
             });
         });
-
-    });
+   });
 
     describe('Viewer component - Full Screen Mode - Mocking fixture element', () => {
 
@@ -977,5 +975,4 @@ describe('ViewerComponent', () => {
             expect(domElement.msRequestFullscreen).toHaveBeenCalled();
         });
     });
-
 });