Remove ghc-8.8.1 (version without lts)

.azure/linux-stack.yml

@@ -11,8 +11,6 @@ jobs:
         YAML_FILE: stack-8.8.3.yaml
       stack-8.8.2:
         YAML_FILE: stack-8.8.2.yaml
-      stack-8.8.1:
-        YAML_FILE: stack-8.8.1.yaml
       stack-8.6.5:
         YAML_FILE: stack-8.6.5.yaml
       stack-8.6.4:

.azure/macos-stack.yml

@@ -11,8 +11,6 @@ jobs:
         YAML_FILE: stack-8.8.3.yaml
       stack-8.8.2:
         YAML_FILE: stack-8.8.2.yaml
-      stack-8.8.1:
-        YAML_FILE: stack-8.8.1.yaml
       stack-8.6.5:
         YAML_FILE: stack-8.6.5.yaml
       stack-8.6.4:

.circleci/config.yml

@@ -126,11 +126,6 @@ jobs:
       - STACK_FILE: "stack-8.6.5.yaml"
     <<: *defaults
 
-  ghc-8.8.1:
-    environment:
-      - STACK_FILE: "stack-8.8.1.yaml"
-    <<: *defaults
-
   ghc-8.8.2:
     environment:
       - STACK_FILE: "stack-8.8.2.yaml"

stack-8.8.1.yaml

@@ -1,50 +0,0 @@
-resolver: nightly-2020-01-21 # last GHC 8.8.1
-packages:
-- .
-- hie-plugin-api
-
-extra-deps:
-# - ./submodules/HaRe
-
-- aeson-1.4.6.0
-- apply-refact-0.7.0.0
-- brittany-0.12.1.1
-- bytestring-trie-0.2.5.0
-# - cabal-helper-1.0.0.0
-- github: DanielG/cabal-helper
-  commit: a18bbb2af92e9b4337e7f930cb80754f2408bcfd
-- clock-0.7.2
-- constrained-dynamic-0.1.0.0
-- extra-1.6.21
-- floskell-0.10.2
-- ghc-lib-parser-ex-8.8.5.3
-- haddock-api-2.23.0
-- haddock-library-1.8.0
-- haskell-lsp-0.20.0.0
-- haskell-lsp-types-0.20.0.0
-- lsp-test-0.10.1.0
-- hie-bios-0.4.0
-- hlint-2.2.11
-- hoogle-5.0.17.15
-- hsimport-0.11.0@sha256:e8f1774aff97215d7cc3a6c81635fae75b80af182f732f8fe28d1ed6eb9c7401,3170
-- ilist-0.3.1.0
-- monad-dijkstra-0.1.1.2
-- ormolu-0.0.3.1
-- resourcet-1.2.3 # forced by unliftio-core >= 0.2
-- semigroups-0.18.5
-- temporary-1.2.1.1
-- unliftio-0.2.12.1
-- unliftio-core-0.2.0.1
-
-flags:
-  haskell-ide-engine:
-    pedantic: true
-  hie-plugin-api:
-    pedantic: true
-
-# allow-newer: true
-
-nix:
-  packages: [ icu libcxx zlib ]
-
-concurrent-tests: false