pager: Remove unnecessary semicolons

flake8 reports:

  E703 statement ends with a semicolon

Change-Id: Ia63fc9efb04425e425c0f289272db76ff1ceeb34
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/254600
Tested-by: David Pursehouse <dpursehouse@collab.net>
Reviewed-by: Mike Frysinger <vapier@google.com>

pager.py

@@ -35,7 +35,7 @@ def RunPager(globalConfig):
     return
 
   if platform_utils.isWindows():
-    _PipePager(pager);
+    _PipePager(pager)
   else:
     _ForkPager(pager)
 
@@ -45,7 +45,7 @@ def TerminatePager():
     sys.stdout.flush()
     sys.stderr.flush()
     pager_process.stdin.close()
-    pager_process.wait();
+    pager_process.wait()
     pager_process = None
     # Restore initial stdout/err in case there is more output in this process
     # after shutting down the pager process