Remove max script compilation settings in tests

Some standalone tests set the max script compilation limit. However,
this setting is now set in the main cluster setup in core so it is no
longer needed here. This commit removes these obviated settings in
standalone tests.

Original commit: elastic/x-pack-elasticsearch@089328c8d7

qa/full-cluster-restart/build.gradle

@@ -121,7 +121,6 @@ subprojects {
       setting 'xpack.security.transport.ssl.enabled', 'true'
       setting 'xpack.ssl.keystore.path', 'testnode.jks'
       setting 'xpack.ssl.keystore.password', 'testnode'
-      setting 'script.max_compilations_per_minute', '20'
       dependsOn copyTestNodeKeystore
       extraConfigFile 'testnode.jks', new File(outputDir + '/testnode.jks')
       if (withSystemKey) {
@@ -160,7 +159,6 @@ subprojects {
       setupCommand 'setupTestUser', 'bin/x-pack/users', 'useradd', 'test_user', '-p', 'x-pack-test-password', '-r', 'superuser'
       waitCondition = waitWithAuth
       setting 'xpack.ssl.keystore.path', 'testnode.jks'
-      setting 'script.max_compilations_per_minute', '20'
       keystoreSetting 'xpack.ssl.keystore.secure_password', 'testnode'
       dependsOn copyTestNodeKeystore
       extraConfigFile 'testnode.jks', new File(outputDir + '/testnode.jks')

qa/smoke-test-watcher-with-mustache/build.gradle

@@ -10,6 +10,4 @@ integTestCluster {
   plugin ':x-pack-elasticsearch:plugin'
   setting 'xpack.security.enabled', 'false'
   setting 'xpack.monitoring.enabled', 'false'
-  // Need to allow more compilations per minute because of the integration tests
-  setting 'script.max_compilations_per_minute', '100'
 }

qa/smoke-test-watcher/build.gradle

@@ -22,8 +22,6 @@ integTestCluster {
   setting 'xpack.security.enabled', 'false'
   setting 'xpack.monitoring.enabled', 'false'
   setting 'xpack.ml.enabled', 'false'
-  // Need to allow more compilations per minute because of the integration tests
-  setting 'script.max_compilations_per_minute', '100'
 
   //
   // JIRA integration test settings