misc,python: Run pre-commit run --all-files

Applies the `pyupgrade` hook to all files in the repo.

Change-Id: I9879c634a65c5fcaa9567c63bc5977ff97d5d3bf

util/minorview/view.py

@@ -49,7 +49,7 @@ from .model import Id, BlobModel, BlobDataSelect, special_state_chars
 from . import blobs
 
 
-class BlobView(object):
+class BlobView:
     """The canvas view of the pipeline"""
 
     def __init__(self, model):
@@ -189,7 +189,7 @@ class BlobView(object):
         self.da.set_size_request(10, int(self.initialHeight))
 
 
-class BlobController(object):
+class BlobController:
     """The controller bar for the viewer"""
 
     def __init__(
@@ -361,7 +361,7 @@ class BlobController(object):
         self.view.redraw()
 
 
-class Overlay(object):
+class Overlay:
     """An Overlay is a speech bubble explaining the data in a blob"""
 
     def __init__(self, model, view, point, blob):
@@ -456,7 +456,7 @@ class Overlay(object):
             text_point += text_step
 
 
-class BlobWindow(object):
+class BlobWindow:
     """The top-level window and its mouse control"""
 
     def __init__(self, model, view, controller):