packets: remove unnecessary conversion from float32 to float32 (#581)

diff --git a/packets.go b/packets.go
index ae13330..cb21397 100644
--- a/packets.go
+++ b/packets.go
@@ -1188,7 +1188,7 @@
 			continue
 
 		case fieldTypeFloat:
-			dest[i] = float32(math.Float32frombits(binary.LittleEndian.Uint32(data[pos : pos+4])))
+			dest[i] = math.Float32frombits(binary.LittleEndian.Uint32(data[pos : pos+4]))
 			pos += 4
 			continue