backport remove wdt.version from pom.xml (#3319)

Author: maggiehe00

integration-tests/pom.xml

@@ -53,7 +53,6 @@
         <wko.it.okd.cluster>${env.OKD}</wko.it.okd.cluster>
         <wko.it.oracle.db.operator.release>${env.ORACLE_DB_OPERATOR_RELEASE}</wko.it.oracle.db.operator.release>
         <wko.it.oraclelinux.test.version>${env.ORACLELINUX_TEST_VERSION}</wko.it.oraclelinux.test.version>
-        <wko.it.wdt.version>${wdt.version}</wko.it.wdt.version>
         <wko.it.wdt.download.url>${wdt.download.url}</wko.it.wdt.download.url>
         <wko.it.wit.download.url>${wit.download.url}</wko.it.wit.download.url>
         <wko.it.remoteconsole.download.url>${remoteconsole.download.url}</wko.it.remoteconsole.download.url>
@@ -215,7 +214,6 @@
                                 <wko.it.okd.cluster>${wko.it.okd.cluster}</wko.it.okd.cluster>
                                 <wko.it.oracle.db.operator.release>${wko.it.oracle.db.operator.release}</wko.it.oracle.db.operator.release>
                                 <wko.it.oraclelinux.test.version>${wko.it.oraclelinux.test.version}</wko.it.oraclelinux.test.version>
-                                <wko.it.wdt.version>${wko.it.wdt.version}</wko.it.wdt.version>
                                 <wko.it.wdt.download.url>${wko.it.wdt.download.url}</wko.it.wdt.download.url>
                                 <wko.it.wit.download.url>${wko.it.wit.download.url}</wko.it.wit.download.url>
                                 <wko.it.remoteconsole.download.url>${wko.it.remoteconsole.download.url}</wko.it.remoteconsole.download.url>

integration-tests/src/test/java/oracle/weblogic/kubernetes/actions/ActionConstants.java

@@ -50,8 +50,11 @@ public interface ActionConstants {
       "https://github.com/oracle/weblogic-deploy-tooling/releases/latest";
   public static final String WDT_DOWNLOAD_URL =
       getNonEmptySystemProperty("wko.it.wdt.download.url", WDT_DOWNLOAD_URL_DEFAULT);
-  public static final String WDT_VERSION =
-      getNonEmptySystemProperty("wko.it.wdt.version", "latest");
+  //WDT_VERSION is used as the sub-directory identifier when we need to find out
+  //from where we can locate weblogic-deploy.zip file. Right now when we install WDT
+  //we always put zip file under "latest" sub-directory no matter using "latest" branch or
+  //explicit version download URL or custom download URL.
+  public static final String WDT_VERSION = "latest";
   public static final String WDT_DOWNLOAD_FILENAME_DEFAULT = "weblogic-deploy.zip";
 
   public static final String IMAGE_TOOL = WORK_DIR + "/imagetool/bin/imagetool.sh";