[JENKINS-31153] More references were replaced

stm/src/main/resources/index.jelly

@@ -24,5 +24,5 @@ THE SOFTWARE.
 -->
 
 <div>
-    Workflow execution engine based on a simple state transition machine.
+    Pipeline execution engine based on a simple state transition machine.
 </div>

support/src/main/resources/org/jenkinsci/plugins/workflow/support/steps/ExecutorStepExecution/PlaceholderTask/PlaceholderExecutable/executorCell.jelly

@@ -35,7 +35,7 @@
                     <t:buildProgressBar build="${it.parent}" executor="${executor}"/>
                 </j:when>
                 <j:otherwise>
-                    <span>${%Unknown workflow node step}</span>
+                    <span>${%Unknown Pipeline node step}</span>
                 </j:otherwise>
             </j:choose>
         </div>

support/src/main/resources/org/jenkinsci/plugins/workflow/support/steps/build/BuildTriggerStep/help-job.html

@@ -1,7 +1,7 @@
 <div>
     Name of a downstream job to build.
-    May be another Workflow job, but more commonly a freestyle or other project.
-    Use a simple name if the job is in the same folder as this upstream workflow job;
+    May be another Pipeline job, but more commonly a freestyle or other project.
+    Use a simple name if the job is in the same folder as this upstream Pipeline job;
     otherwise can use relative paths like <code>../sister-folder/downstream</code>
     or absolute paths like <code>/top-level-folder/nested-folder/downstream</code>.
 </div>

support/src/main/resources/org/jenkinsci/plugins/workflow/support/steps/build/BuildTriggerStep/help-wait.html

@@ -1,5 +1,5 @@
 <p>
-    You may ask that this workflow build wait for completion of the downstream build.
+    You may ask that this Pipeline build wait for completion of the downstream build.
     In that case the return value of the step is an object on which you can obtain the following read-only properties:
     so you can inspect its <code>result</code> and so on.
 </p>
@@ -19,8 +19,8 @@
     <li><code>absoluteUrl</code></li>
 </ul>
 <p>
-    For a non-Workflow downstream build, the <code>buildVariables</code> property offers access to a map of defined build variables.
-    For a Workflow downstream build, this property gives access to any variables set globally on <code>env</code>.
+    For a non-Pipeline downstream build, the <code>buildVariables</code> property offers access to a map of defined build variables.
+    For a Pipeline downstream build, this property gives access to any variables set globally on <code>env</code>.
 </p>
 <p>
     Administrator-approved scripts outside the sandbox can use the <code>rawBuild</code> property to get access to a <code>hudson.model.Run</code> with further APIs.