Revert to stack 1.9.3

Stack 2.1.3 does not build cabal-helper properly on initial run.

Author: alanz

.circleci/config.yml

@@ -26,9 +26,9 @@ defaults: &defaults
           - stack-cache-{{ .Environment.HIE_CACHE }}-{{ arch }}-{{ .Environment.CIRCLE_JOB }}-{{ checksum "stack-build.txt" }}
           - stack-cache-{{ .Environment.HIE_CACHE }}-{{ arch }}-{{ .Environment.CIRCLE_JOB }}-{{ checksum "resolver.txt" }}
 
-    - run:
-        name: Stack upgrade
-        command: stack upgrade
+    # - run:
+    #     name: Stack upgrade
+    #     command: stack upgrade
 
     - run:
         name: Stack setup