Update app.py

app.py

@@ -147,8 +147,7 @@ def predict_on_test(image):
 
 sample_images = get_sample_images('example_images')
 
-description= 
-    '''
+description= '''
     The DeepGlobe Land Cover Classification Challenge offers the first public dataset containing high resolution 
     satellite imagery focusing on rural areas. As there are multiple land cover types and high density of annotations,
     this dataset is more challenging than its counterparts launched in 2018. All satellite images contain RGB pixels,