GATK update (#155)

* GATK 4.2.2.0 -> 4.2.4.0

* Update changelog

* Add reason for GATK update

Author: yashpatel6

CHANGELOG.md

@@ -13,6 +13,7 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 ### Changed
 - Changed names of midmem.config and execute.config into F72.config and M64.config respectively.
 - Rename bug report to "Issue report" and remove old node names from it
+- Update GATK to 4.2.4.0 to address Log4j critical vulnerability (https://github.com/advisories/GHSA-jfh8-c2jp-5v3q)
 
 ## [7.2.1] - 2021-10-28
 ### Changed

pipeline/config/methods.config

@@ -18,7 +18,7 @@ params {
     docker_image_picardtools = "blcdsdockerregistry/align-dna:picardtools-2.23.3"
     docker_image_sha512sum = "blcdsdockerregistry/align-dna:sha512sum-1.0"
     docker_image_validate_params = "blcdsdockerregistry/validate:2.1.5"    
-    docker_image_gatk = "broadinstitute/gatk:4.2.2.0"
+    docker_image_gatk = "broadinstitute/gatk:4.2.4.0"
     }
 
 if (!params.containsKey('check_node_config')) {