Remove banner about bwc tests being disabled on mac

Signed-off-by: Craig Perkins <cwperx@amazon.com>

Author: cwperks

build.gradle

@@ -232,24 +232,6 @@ tasks.register("verifyVersions") {
 
 boolean bwc_tests_enabled = true
 
-/* place an issue link here when committing bwc changes */
-String bwc_tests_disabled_issue = ""
-
-/* there's no existing MacOS release, therefore disable bcw tests */
-if (Os.isFamily(Os.FAMILY_MAC)) {
-  bwc_tests_enabled = false
-  bwc_tests_disabled_issue = "https://github.com/opensearch-project/OpenSearch/issues/4173"
-}
-
-if (bwc_tests_enabled == false) {
-  if (bwc_tests_disabled_issue.isEmpty()) {
-    throw new GradleException("bwc_tests_disabled_issue must be set when bwc_tests_enabled == false")
-  }
-  println "========================= WARNING ========================="
-  println "         Backwards compatibility tests are disabled!"
-  println "See ${bwc_tests_disabled_issue}"
-  println "==========================================================="
-}
 if (project.gradle.startParameter.taskNames.find { it.startsWith("checkPart") } != null) {
   // Disable BWC tests for checkPart* tasks as it's expected that this will run un it's own check
   bwc_tests_enabled = false