Make setLog private for internal testing

pi4micronaut-utils/src/main/java/com/opensourcewithslu/inputdevices/MicroSwitchHelper.java

@@ -65,7 +65,14 @@ public void removeEventListener()
         }
     }
 
-    public void setLog (Logger log){
+
+    /**
+     * Sets the logger object.
+     * This method is intended for internal testing purposes only.
+     * 
+     * @param log Logger object to set the logger to.
+     */
+    void setLog (Logger log){
         this.log = log;
     }
 }

pi4micronaut-utils/src/main/java/com/opensourcewithslu/inputdevices/UltraSonicSensorHelper.java

@@ -157,11 +157,12 @@ public void stopMeasuring()
 
     /**
      * Sets the logger object.
+     * This method is intended for internal testing purposes only.
      *
      * @param log Logger object to set the logger to.
      */
     //tag::method[]
-    public void setLog(Logger log)
+    void setLog(Logger log)
     //end::method[]
     {
         UltraSonicSensorHelper.log = log;

pi4micronaut-utils/src/main/java/com/opensourcewithslu/outputdevices/FourDigitSevenSegmentDisplayHelper.java

@@ -296,11 +296,12 @@ public void print(String value)
 
     /**
      * Sets the logger object.
+     * This method is intended for internal testing purposes only.
      *
      * @param log Logger object to set the logger to.
      */
     //tag::method[]
-    public void setLog(Logger log)
+    void setLog(Logger log)
     //end::method[]
     {
         FourDigitSevenSegmentDisplayHelper.log = log;

pi4micronaut-utils/src/main/java/com/opensourcewithslu/outputdevices/LEDHelper.java

@@ -85,10 +85,11 @@ public void blink (int duration) {
 
     /**
      * Sets the logger object.
+     * This method is intended for internal testing purposes only.
      *
      * @param log Logger object to set the logger to.
      */
-    public void setLog(Logger log) {
+    void setLog(Logger log) {
         this.log = log;
     }
 }

pi4micronaut-utils/src/main/java/com/opensourcewithslu/outputdevices/MotorHelper.java

@@ -123,10 +123,11 @@ public void switchDirection()
 
     /**
      * Sets the logger object.
+     * This method is intended for internal testing purposes only.
      *
      * @param log Logger object to set the logger to.
      */
-    public void setLog(Logger log) {
+    void setLog(Logger log) {
         this.log = log;
     }
 }

pi4micronaut-utils/src/main/java/com/opensourcewithslu/outputdevices/ServoMotorHelper.java

@@ -91,10 +91,11 @@ public void setAngle(int angle) {
 
     /**
      * Sets the logger for this ServoMotorHelper instance.
+     * This method is intended for internal testing purposes only.
      *
      * @param logger the logger to be used for logging messages.
      */
-    public void setLog(Logger logger) {
+    void setLog(Logger logger) {
         log = logger;
     }