Revert "Add ability to disable report and change testrail plan name prefix"

This reverts commit 151097d16e2fb71a366b2225a36476f6f6fbb2b5.

Change-Id: I2ffd40b1ae5e3ab42fb2050a4672e58b4d9ef6d2
diff --git a/src/com/mirantis/system_qa/SharedPipeline.groovy b/src/com/mirantis/system_qa/SharedPipeline.groovy
index d052f32..53927f7 100644
--- a/src/com/mirantis/system_qa/SharedPipeline.groovy
+++ b/src/com/mirantis/system_qa/SharedPipeline.groovy
@@ -291,7 +291,6 @@
                 string(name: 'PARENT_WORKSPACE', value: pwd()),
                 string(name: 'TCP_QA_REFS', value: "${tcp_qa_refs}"),
                 string(name: 'TEMPEST_TEST_SUITE_NAME', value: "${tempest_test_suite_name}"),
-                string(name: 'TEST_PLAN_NAME_PREFIX', value: env.TESTRAIL_TEST_PLAN_NAME_PREFIX ?: ''),
             ]
         common.printMsg("Start building job 'swarm-testrail-report' with parameters:", "purple")
         common.prettyPrint(parameters)
@@ -553,15 +552,12 @@
     writeFile(file: filename, text: script, encoding: "UTF-8")
 }
 
-def upload_results_to_testrail(report_name, testSuiteName, methodname, testrail_name_template, reporter_extra_options=[], testPlanNamePrefix=null) {
+def upload_results_to_testrail(report_name, testSuiteName, methodname, testrail_name_template, reporter_extra_options=[]) {
   def venvPath = '/home/jenkins/venv_testrail_reporter'
   def testPlanDesc = env.LAB_CONFIG_NAME
   def testrailURL = "https://mirantis.testrail.com"
   def testrailProject = "Mirantis Cloud Platform"
-  if (!testPlanNamePrefix) {
-    testPlanNamePrefix = "[MCP-Q2]System"
-  }
-  def testPlanName = "${testPlanNamePrefix}-${MCP_VERSION}-${new Date().format('yyyy-MM-dd')}"
+  def testPlanName = "[MCP-Q2]System-${MCP_VERSION}-${new Date().format('yyyy-MM-dd')}"
   def testrailMilestone = "MCP1.1"
   def testrailCaseMaxNameLenght = 250
   def jobURL = env.BUILD_URL