black: re-format

black and isort are enabled in the openbmc-build-scripts on Python files
to have a consistent formatting.  Re-run the formatter on the whole
repository.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I944f1915ece753f72a3fa654902d445a9749d0f9
diff --git a/data/ipmi_variable.py b/data/ipmi_variable.py
index b9958ed..a9f2166 100644
--- a/data/ipmi_variable.py
+++ b/data/ipmi_variable.py
@@ -17,7 +17,7 @@
     "SMBus v2.0": "smbus-v2.0",
     "USB 1.x": "usb-1x",
     "USB 2.x": "usb-2x",
-    "System Interface": "system-interface"
+    "System Interface": "system-interface",
 }