parse_led: format with black

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I979949f7f6b3ece3e5e66d0c1e63a351ea7246df
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..a8f43fe
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,2 @@
+[tool.black]
+line-length = 79