Fix exported comments enforcer in CI

Add comments where missing and fix incorrect comments

Signed-off-by: Derek McGowan <derek@mcg.dev>

diff/stream.go

@@ -168,6 +168,10 @@ func (c *compressedProcessor) Close() error {
 	return c.rc.Close()
 }
 
+// BinaryHandler creates a new stream processor handler which calls out to the given binary.
+// The id is used to identify the stream processor and allows the caller to send
+// payloads specific for that stream processor (i.e. decryption keys for decrypt stream processor).
+// The binary will be called for the provided mediaTypes and return the given media type.
 func BinaryHandler(id, returnsMediaType string, mediaTypes []string, path string, args, env []string) Handler {
 	set := make(map[string]struct{}, len(mediaTypes))
 	for _, m := range mediaTypes {