argument: Fix readability-else-after-return
```
/home/andrew/src/openbmc/phosphor-led-sysfs/build/../argument.cpp:55:5: error: do not use 'else' after 'return' [readability-else-after-return,-warnings-as-errors]
else
^~~~
```
Change-Id: If366f339e5b72c2509509db8b5290f77f96f064b
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
diff --git a/argument.cpp b/argument.cpp
index acb9366..56e1e9c 100644
--- a/argument.cpp
+++ b/argument.cpp
@@ -54,10 +54,8 @@
{
return emptyString;
}
- else
- {
- return i->second;
- }
+
+ return i->second;
}
void ArgumentParser::usage(char** argv)