[pre-commit.ci] auto fixes from pre-commit.com hooks

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RMtools_3D/RMpeakfit_3D.py

@@ -198,7 +198,7 @@ def remove_header_third_fourth_axis(header):
 
     for key in keys_to_remove:
         # Header can dynamically change when keys are removed so use pop
-        header.pop(key, None) 
+        header.pop(key, None)
 
     # Set correct NAXIS
     header["NAXIS"] = 2