format: reformat with black

CI seems to be failing due to a new version of pycodestyle
with errors such as:

```
./tools/elog-gen.py:26:11: E275 missing whitespace after keyword
        if(i_parents[error] is not None):
```

Attempt to reformat the whole codebase with `black`.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I2fb63670cf4828d4dee19a9c7f247e9ffecdb398
diff --git a/extensions/openpower-pels/pel_registry/__init__.py b/extensions/openpower-pels/pel_registry/__init__.py
index 32585bd..21f916b 100644
--- a/extensions/openpower-pels/pel_registry/__init__.py
+++ b/extensions/openpower-pels/pel_registry/__init__.py
@@ -2,10 +2,10 @@
 
 
 def get_registry_path() -> str:
-    return os.path.join(os.path.dirname(__file__),
-                        'message_registry.json')
+    return os.path.join(os.path.dirname(__file__), "message_registry.json")
 
 
 def get_comp_id_file_path(creatorID: str) -> str:
-    return os.path.join(os.path.dirname(__file__),
-                        creatorID + '_component_ids.json')
+    return os.path.join(
+        os.path.dirname(__file__), creatorID + "_component_ids.json"
+    )