Add A/V standby power status (openhab#16438)

Signed-off-by: Michael Lobstein <[email protected]>

Author: mlobstein

bundles/org.openhab.binding.epsonprojector/src/main/java/org/openhab/binding/epsonprojector/internal/enums/PowerStatus.java

@@ -33,6 +33,7 @@ public enum PowerStatus {
     STANDBYNETWORKON(0x04),
     ABNORMALSTANDBY(0x05),
     WIRELESSHDSTANDBY(0x07),
+    AVSTANDBY(0x09),
     UNKNOWN(0xFF);
 
     private final int value;