Remove a redundant comma

YDX-2147483647 · web-flow · commit 0534ee525d64 · 2023-02-16T22:25:17.000+08:00
The comma doesn't have any effect, but triggers a lint warning: Expression value is unused.

(`a,` means the tuple `(a,)`)
diff --git a/lib/matplotlib/scale.py b/lib/matplotlib/scale.py
@@ -576,7 +576,7 @@ def set_default_locators_and_formatters(self, axis):
         if self._base > 1:
             axis.set_major_formatter(LogFormatterSciNotation(self._base))
         else:
-            axis.set_major_formatter('{x:.3g}'),
+            axis.set_major_formatter('{x:.3g}')
 
 
 class LogitTransform(Transform):
