Retry nix build twice

Author: jneira

.circleci/config.yml

@@ -190,7 +190,7 @@ jobs:
             - cabal-{{ .Environment.HIE_CACHE }}-{{ arch }}-{{ .Environment.CIRCLE_JOB }}
       - run:
           name: Build
-          command: nix-shell -j4 --run "cabal new-update && cabal new-build -j1 --enable-tests"
+          command: nix-shell -j4 --run "cabal new-update && (cabal new-build -j1 --enable-tests || cabal new-build -j1 --enable-tests) "
           no_output_timeout: 30m
       - save_cache:
           key: cabal-{{ .Environment.HIE_CACHE }}-{{ arch }}-{{ .Environment.CIRCLE_JOB }}

.github/workflows/test.yml

@@ -58,7 +58,7 @@ jobs:
       shell: bash
       # Retry it three times to workaround compiler segfaults in windows
       run: cabal build || cabal build || cabal build
-    
+
     - name: Test func-test suite
       shell: bash
       env:
@@ -77,4 +77,4 @@ jobs:
       # run the tests without parallelism, otherwise tasty will attempt to run
       # all functional test cases simultaneously which causes way too many hls
       # instances to be spun up for the poor github actions runner to handle
-      run: cabal test wrapper-test --test-options="-j1"
+      run: cabal test wrapper-test --test-options="-j1"