Deprecate log4j logger method in Plugin

Author: kashike

patches/api/0069-Allow-plugins-to-use-SLF4J-for-logging.patch

@@ -27,10 +27,10 @@ index d8d459561cc75935136f8f9888ff27b45ad98f9e..001c2b963205012f340db0d539e4033c
      implementation("org.ow2.asm:asm:9.2")
      implementation("org.ow2.asm:asm-commons:9.2")
 diff --git a/src/main/java/org/bukkit/plugin/Plugin.java b/src/main/java/org/bukkit/plugin/Plugin.java
-index 03ca87a1cbace2459174bb7bb8847bda766e80c5..c25fc646be750d3a3b2f4fb3f1c53daee5254107 100644
+index 03ca87a1cbace2459174bb7bb8847bda766e80c5..34438b5362b0ba0949625d81e8371fe0d1f76fdf 100644
 --- a/src/main/java/org/bukkit/plugin/Plugin.java
 +++ b/src/main/java/org/bukkit/plugin/Plugin.java
-@@ -179,6 +179,18 @@ public interface Plugin extends TabExecutor {
+@@ -179,6 +179,22 @@ public interface Plugin extends TabExecutor {
      @NotNull
      public Logger getLogger();
 
@@ -40,6 +40,10 @@ index 03ca87a1cbace2459174bb7bb8847bda766e80c5..c25fc646be750d3a3b2f4fb3f1c53dae
 +        return org.slf4j.LoggerFactory.getLogger(getLogger().getName());
 +    }
 +
++    /**
++     * @deprecated use {@link #getSLF4JLogger()}
++     */
++    @Deprecated
 +    @NotNull
 +    default org.apache.logging.log4j.Logger getLog4JLogger() {
 +        return org.apache.logging.log4j.LogManager.getLogger(getLogger().getName());