Improve javadoc for all addons (#15667)

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

bundles/org.openhab.io.hueemulation/src/main/java/org/openhab/io/hueemulation/internal/RuleUtils.java

@@ -268,8 +268,8 @@ public class RuleUtils {
      * <li>Every weekday given by bbb at given left side time, randomized by right side time. Right side time has to be
      * smaller than 12 hours
      * <li>
-     * <ul>
      * Timers
+     * <ul>
      * <li>PT[hh]:[mm]:[ss] Timer, expiring after given time
      * <li>PT[hh]:[mm]:[ss] Timer, expiring after given time
      * <li>PT[hh]:[mm]:[ss]A[hh]:[mm]:[ss] Timer with random element

bundles/org.openhab.io.hueemulation/src/main/java/org/openhab/io/hueemulation/internal/dto/HueUserAuth.java

@@ -39,7 +39,8 @@ public class HueUserAuth {
     /**
      * Create a new user
      *
-     * @param apikey The hue "username"
+     * @param appName
+     * @param deviceName
      */
     public HueUserAuth(String appName, String deviceName) {
         this.name = appName + "#" + deviceName;