Stop explicitly blocking Vanilla Method Profiler

At the time this was re-added, there was concern around how the JIT
would handle the system property that enabled it.

This shouldn't be a problem, and as such we no longer need to block
access to it.

The Vanilla Method Profiler will not provide much to most users however
there is no harm in providing it as an option. For most users, the
recommended and supported method for determining performance issues with
Paper will continue to be Timings.

Spigot-Server-Patches/Handle-plugin-prefixes-using-Log4J-configuration.patch

@@ -15,7 +15,7 @@ This may cause additional prefixes to be disabled for plugins bypassing
 the plugin logger.
 
 diff --git a/pom.xml b/pom.xml
-index 7734d84e8..28976dae8 100644
+index 7734d84e..28976dae 100644
 --- a/pom.xml
 +++ b/pom.xml
 @@ -0,0 +0,0 @@
@@ -28,7 +28,7 @@ index 7734d84e8..28976dae8 100644
  
          <!-- Paper - Add additional Log4J dependencies -->
 diff --git a/src/main/java/org/spigotmc/SpigotConfig.java b/src/main/java/org/spigotmc/SpigotConfig.java
-index 9ce3e1365..cc1f3ac96 100644
+index 9ce3e136..cc1f3ac9 100644
 --- a/src/main/java/org/spigotmc/SpigotConfig.java
 +++ b/src/main/java/org/spigotmc/SpigotConfig.java
 @@ -0,0 +0,0 @@ public class SpigotConfig
@@ -41,7 +41,7 @@ index 9ce3e1365..cc1f3ac96 100644
  
      public static int playerShuffle;
 diff --git a/src/main/resources/log4j2.xml b/src/main/resources/log4j2.xml
-index 08b6bb7f9..9f8334376 100644
+index 08b6bb7f..9f833437 100644
 --- a/src/main/resources/log4j2.xml
 +++ b/src/main/resources/log4j2.xml
 @@ -0,0 +0,0 @@