misc: Run pre-commit run on all files in repo

The following command was run:

```
pre-commit run --all-files
```

This ensures all the files in the repository are formatted to pass our
checks.

Change-Id: Ia2fe3529a50ad925d1076a612d60a4280adc40de
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/62572
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Maintainer: Jason Lowe-Power <power.jg@gmail.com>
Reviewed-by: Jason Lowe-Power <power.jg@gmail.com>

src/mem/cache/SConscript

@@ -56,4 +56,3 @@ DebugFlag('HWPrefetchQueue')
 # it explicitly even above and beyond CacheAll.
 CompoundFlag('CacheAll', ['Cache', 'CacheComp', 'CachePort', 'CacheRepl',
                           'CacheVerbose', 'HWPrefetch', 'MSHR'])
-