fix broken build on readthedocs (#208)

Author: rmudambi

.readthedocs.yml

@@ -4,8 +4,11 @@ version: 2
 
 # Configure the python version and environment construction run before
 # docs are built.
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.11"
 python:
-  version: 3.9
   install:
       # This runs pip install .[docs] from the project root.
     - method: pip

CHANGELOG.rst

@@ -1,3 +1,7 @@
+**1.5.4 - 01/29/24**
+
+ - Fix broken readthedocs build
+
 **1.5.3 - 01/04/24**
 
  - Hard-code psimulate test cluster requirements