Add VIZIO signals to tv.ir (#2167)

* Add VIZIO signals to tv.ir

* Fix improper formatting

Co-authored-by: Georgii Surkov <37121527+gsurkov@users.noreply.github.com>

assets/resources/infrared/assets/tv.ir

@@ -1656,3 +1656,22 @@ type: parsed
 protocol: RC5
 address: 01 00 00 00
 command: 21 00 00 00
+#
+# Model: VIZIO
+name: Mute
+type: parsed
+protocol: NEC
+address: 04 00 00 00
+command: 09 00 00 00
+#
+name: Vol_up
+type: parsed
+protocol: NEC
+address: 04 00 00 00
+command: 02 00 00 00
+#
+name: Vol_dn
+type: parsed
+protocol: NEC
+address: 04 00 00 00
+command: 03 00 00 00