fix: Minor misspelling (iluwatar#3161)

Author: Mehdi Rahimi

Diff for: localization/es/strategy/README.md

@@ -127,7 +127,7 @@ public class LambdaStrategy {
 
   public enum Strategy implements DragonSlayingStrategy {
     MeleeStrategy(() -> LOGGER.info(
-        "With your Excalibur you severe the dragon's head!")),
+        "With your Excalibur you sever the dragon's head!")),
     ProjectileStrategy(() -> LOGGER.info(
         "You shoot the dragon with the magical crossbow and it falls dead on the ground!")),
     SpellStrategy(() -> LOGGER.info(

Diff for: localization/ko/strategy/README.md

@@ -123,7 +123,7 @@ public class LambdaStrategy {
 
   public enum Strategy implements DragonSlayingStrategy {
     MeleeStrategy(() -> LOGGER.info(
-        "With your Excalibur you severe the dragon's head!")),
+        "With your Excalibur you sever the dragon's head!")),
     ProjectileStrategy(() -> LOGGER.info(
         "You shoot the dragon with the magical crossbow and it falls dead on the ground!")),
     SpellStrategy(() -> LOGGER.info(

Diff for: strategy/README.md

@@ -127,7 +127,7 @@ public class App {
     // Java 8 functional implementation Strategy pattern
     LOGGER.info(GREEN_DRAGON_SPOTTED);
     dragonSlayer = new DragonSlayer(
-        () -> LOGGER.info("With your Excalibur you severe the dragon's head!"));
+        () -> LOGGER.info("With your Excalibur you sever the dragon's head!"));
     dragonSlayer.goToBattle();
     LOGGER.info(RED_DRAGON_EMERGES);
     dragonSlayer.changeStrategy(() -> LOGGER.info(
@@ -162,13 +162,13 @@ Program output:
 13:06:36.634 [main] INFO com.iluwatar.strategy.App -- Black dragon lands before you.
 13:06:36.634 [main] INFO com.iluwatar.strategy.SpellStrategy -- You cast the spell of disintegration and the dragon vaporizes in a pile of dust!
 13:06:36.634 [main] INFO com.iluwatar.strategy.App -- Green dragon spotted ahead!
-13:06:36.634 [main] INFO com.iluwatar.strategy.App -- With your Excalibur you severe the dragon's head!
+13:06:36.634 [main] INFO com.iluwatar.strategy.App -- With your Excalibur you sever the dragon's head!
 13:06:36.634 [main] INFO com.iluwatar.strategy.App -- Red dragon emerges.
 13:06:36.635 [main] INFO com.iluwatar.strategy.App -- You shoot the dragon with the magical crossbow and it falls dead on the ground!
 13:06:36.635 [main] INFO com.iluwatar.strategy.App -- Black dragon lands before you.
 13:06:36.635 [main] INFO com.iluwatar.strategy.App -- You cast the spell of disintegration and the dragon vaporizes in a pile of dust!
 13:06:36.635 [main] INFO com.iluwatar.strategy.App -- Green dragon spotted ahead!
-13:06:36.637 [main] INFO com.iluwatar.strategy.LambdaStrategy -- With your Excalibur you severe the dragon's head!
+13:06:36.637 [main] INFO com.iluwatar.strategy.LambdaStrategy -- With your Excalibur you sever the dragon's head!
 13:06:36.637 [main] INFO com.iluwatar.strategy.App -- Red dragon emerges.
 13:06:36.637 [main] INFO com.iluwatar.strategy.LambdaStrategy -- You shoot the dragon with the magical crossbow and it falls dead on the ground!
 13:06:36.637 [main] INFO com.iluwatar.strategy.App -- Black dragon lands before you.

Diff for: strategy/src/main/java/com/iluwatar/strategy/App.java

@@ -66,7 +66,7 @@ public static void main(String[] args) {
     // Java 8 functional implementation Strategy pattern
     LOGGER.info(GREEN_DRAGON_SPOTTED);
     dragonSlayer = new DragonSlayer(
-        () -> LOGGER.info("With your Excalibur you severe the dragon's head!"));
+        () -> LOGGER.info("With your Excalibur you sever the dragon's head!"));
     dragonSlayer.goToBattle();
     LOGGER.info(RED_DRAGON_EMERGES);
     dragonSlayer.changeStrategy(() -> LOGGER.info(

Diff for: strategy/src/main/java/com/iluwatar/strategy/LambdaStrategy.java

@@ -37,7 +37,7 @@ public class LambdaStrategy {
    */
   public enum Strategy implements DragonSlayingStrategy {
     MELEE_STRATEGY(() -> LOGGER.info(
-        "With your Excalibur you severe the dragon's head!")),
+        "With your Excalibur you sever the dragon's head!")),
     PROJECTILE_STRATEGY(() -> LOGGER.info(
         "You shoot the dragon with the magical crossbow and it falls dead on the ground!")),
     SPELL_STRATEGY(() -> LOGGER.info(