Java 17 features (H-M) (#15520)

- add missing @override
- Java style array syntax
- remove redundant modifiers
- always move String constants to left side in comparisons
- simplify lambda expressions and return statements
- use replace instead of replaceAll w/o regex
- instanceof matching and multiline strings
- remove null check before instanceof

Signed-off-by: Holger Friedrich <mail@holger-friedrich.de>

bundles/org.openhab.binding.homewizard/src/main/java/org/openhab/binding/homewizard/internal/P1Payload.java

@@ -299,8 +299,11 @@ public class P1Payload {
 
     @Override
     public String toString() {
-        return String.format("P1 [version: %d model: %s ssid: %s signal: %d"
-                + " imp1: %f imp2: %f exp1: %f exp2: %f active: %f active1: %f active2: %f active3: %f gas: %f timestamp: %.0f]",
+        return String.format(
+                """
+                        P1 [version: %d model: %s ssid: %s signal: %d\
+                         imp1: %f imp2: %f exp1: %f exp2: %f active: %f active1: %f active2: %f active3: %f gas: %f timestamp: %.0f]\
+                        """,
                 smrVersion, meterModel, wifiSsid, wifiStrength, totalEnergyImportT1Kwh, totalEnergyImportT2Kwh,
                 totalEnergyExportT1Kwh, totalEnergyExportT2Kwh, activePowerW, activePowerL1W, activePowerL2W,
                 activePowerL3W, totalGasM3, gasTimestamp);