Added release notes for the fix of Qiskit#9031

releasenotes/notes/update-gate_map-visualizations-6ea907a0502fdc1a.yaml

@@ -1,16 +1,15 @@
 ---
 prelude: >
     The following modules in `qiskit-terra/qiskit/visualization/gate_map.py` have been 
-    updated to leverage graphviz plotting for gate maps
+    updated to leverage graphviz plotting for gate maps:
     - `plot_gate_map` 
     - `plot_coupling_map`
     - `plot_circuit_layout`
     - `plot_error_map` 
-  This allows the plotting of backends with large number of qubits without causing
-  issues due to migration to matplotlib. 
+    This allows the plotting of backends with large number of qubits without causing
+    issues due to migration to matplotlib. 
 
 fixes:
   - |
-    Fixes the gate maap visualizations in `qiskit-terra/qiskit/visualization/gate_map.py`. Refer to
-    `#9031 <https://github.com/Qiskit/qiskit-terra/issues/9031>` for more
-    details.
+    Fixes the gate maap visualizations in `qiskit-terra/qiskit/visualization/gate_map.py`. 
+    Refer to `#9031 <https://github.com/Qiskit/qiskit-terra/issues/9031>` for more details.