appveyor: debugging where psql went.

appveyor.yml

@@ -36,10 +36,13 @@ environment:
 
     # Fully supported 64-bit versions, with testing. This should be
     # all the current (non EOL) versions.
-    - PYTHON: "C:\\Python313-x64"
-      PYTHON_VERSION: "3.13.0"
-      PYTHON_ARCH: "64"
-      PYTHON_EXE: python
+
+    # 2024-10-11: Awaiting release of psycopg 2.9.10; current
+    # release won't build on Py 3.13
+    # - PYTHON: "C:\\Python313-x64"
+    #   PYTHON_VERSION: "3.13.0"
+    #   PYTHON_ARCH: "64"
+    #   PYTHON_EXE: python
 
     - PYTHON: "C:\\Python312-x64"
       PYTHON_VERSION: "3.12.0"
@@ -75,6 +78,7 @@ install:
   - ps: "ls \"C:/\""
   - ps: "ls \"C:/Program Files/\""
   - ps: "ls \"C:/Program Files/MySQL\""
+  - ps: "Get-ChildItem -Path \"C:/Program Files/PostgreSQL\" -Recurse"
   - ps: "ls \"C:/Program Files (x86)/\""
 
   - ECHO "Installed SDKs:"