Bump org.apache.logging.log4j:log4j-slf4j-impl from 2.21.0 to 2.21.1

Bumps org.apache.logging.log4j:log4j-slf4j-impl from 2.21.0 to 2.21.1.

---
updated-dependencies:
- dependency-name: org.apache.logging.log4j:log4j-slf4j-impl
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

build.gradle

@@ -78,7 +78,7 @@ dependencies {
     include "commons-io:commons-io:2.15.0"
     include "net.sf.jopt-simple:jopt-simple:5.0.4"
     include "org.apache.logging.log4j:log4j-core:2.21.0"
-    include "org.apache.logging.log4j:log4j-slf4j-impl:2.21.0"
+    include "org.apache.logging.log4j:log4j-slf4j-impl:2.21.1"
     include "org.fusesource.jansi:jansi:2.4.1"
     include("com.mojang:authlib:3.16.29") {
         exclude group: "org.slf4j", module: "slf4j-api"