chore(profiling): update relnote for endpoint stack v2 (#10962)

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(cherry picked from commit cd1753d)

releasenotes/notes/profiling-fix-stack-v2-endpoint-82a1e26366166b8d.yaml

@@ -1,6 +1,6 @@
 ---
 fixes:
   - |
-    profiling: enables endpoint profiling for stack v2, ``DD_PROFILING_STACK_V2_ENABLED``
+    profiling: fixes endpoint profiling for stack v2, when ``DD_PROFILING_STACK_V2_ENABLED``
     is set.