[JENKINS-56776] Remove 'nonStoredPasswordParam' symbol

core/src/main/java/hudson/model/PasswordParameterDefinition.java

@@ -96,16 +96,11 @@ public class PasswordParameterDefinition extends SimpleParameterDefinition {
         this.defaultValue = Secret.fromString(defaultValue);
     }
 
-    @Extension @Symbol({"password","nonStoredPasswordParam"})
+    @Extension @Symbol({"password"})
     public final static class ParameterDescriptorImpl extends ParameterDescriptor {
         @Override
         public String getDisplayName() {
             return Messages.PasswordParameterDefinition_DisplayName();
         }
-        
-        @Override
-        public String getHelpFile() {
-            return "/help/parameter/string.html";
-        }
     }
 }

core/src/main/resources/hudson/model/PasswordParameterDefinition/help.html

+<div>
+    Pass a password to your build.
+    The password entered here is made available to the build in plain text as an environment variable like a string parameter would be.
+    The value will be stored encrypted on the Jenkins master, similar to passwords in Jenkins configuration.
+</div>
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