Apply suggestions from code review

Co-authored-by: Matthew Treinish <mtreinish@kortar.org>

Author: raynelfss

releasenotes/notes/1.3/backend-sampler-v2-level1-dc13af460cd38454.yaml

@@ -1,5 +1,5 @@
 ---
-features:
+features_primitives:
   - |
     Support for level 1 data was added to :class:`~.BackendSamplerV2`, as was
     support for passing options through to the ``run()`` method of the wrapped

releasenotes/notes/1.3/prepare-1.3.0-7c45598775fc2bbf.yaml

@@ -15,7 +15,7 @@ prelude: >
       * Improvements to the circuit library that increase compilation quality and
         construction speed. These changes include developments such as improved qubit
         tracking for :class:`.HighLevelSynthesis`, structural circuits as part of the library
-        such as IQP, and the addition of :class:`.PauliEvolutionGate` and its operability with 
+        such as :func:`.iqp`. Additionally the :class:`.PauliEvolutionGate` has been updated to leverage high level synthesis plugins including a new plugin that leverages the circuit synthesis library 
         `Rustiq <https://github.com/smartiel/rustiq>`_.
 
       * The deprecation of the Qiskit pulse module and all of its related components.