fix(core): create different dummy tasks for different parent tasks an… (

#28923)

…d dependency targets

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## Current Behavior
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Dummy tasks are given an ID containing the parent task's target.
Multiple parent tasks can create the same dummy task which overrides
other dummy tasks.

## Expected Behavior
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-->

Dummy tasks are given an ID containing the dependency and the parent
tasks's name. This means different parent tasks will create different
dummy tasks instead of overriding other ones.

## Related Issue(s)
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merged. -->

Fixes #

(cherry picked from commit 7f4fc50)

packages/nx/src/tasks-runner/create-task-graph.ts

@@ -287,9 +287,13 @@ export class ProcessTasks {
           );
         }
       } else {
+        // Create a dummy task for task.target.project... which simulates if depProject had dependencyConfig.target
         const dummyId = this.getId(
           depProject.name,
-          task.target.target + DUMMY_TASK_TARGET,
+          task.target.project +
+            '__' +
+            dependencyConfig.target +
+            DUMMY_TASK_TARGET,
           undefined
         );
         this.dependencies[task.id].push(dummyId);