Bump to GHC 8.8.2 and 8.8.3.

Author: psftw

.github/workflows/ci.yml

@@ -11,11 +11,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ghc: [8.6.5, 8.8.1]
+        ghc: [8.6.5, 8.8.2, 8.8.3]
         include:
           - ghc: 8.6.5
             ghc_minor: 8.6
-          - ghc: 8.8.1
+          - ghc: 8.8.2
+            ghc_minor: 8.8
+          - ghc: 8.8.3
             ghc_minor: 8.8
     steps:
     - uses: actions/checkout@v2
@@ -39,14 +41,14 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ghc: [8.6.5, 8.8.1, 8.8.2]
+        ghc: [8.6.5, 8.8.2, 8.8.3]
         include:
           - ghc: 8.6.5
             ghc_minor: 8.6
-          - ghc: 8.8.1
-            ghc_minor: 8.8
           - ghc: 8.8.2
             ghc_minor: 8.8
+          - ghc: 8.8.3
+            ghc_minor: 8.8
     steps:
     - uses: actions/checkout@v2
     - name: docker build [${{ matrix.ghc }}]

8.8/Dockerfile

@@ -4,7 +4,7 @@ RUN apt-get update && \
     apt-get install -y --no-install-recommends gnupg ca-certificates dirmngr && \
     rm -rf /var/lib/apt/lists/*
 
-ARG GHC=8.8.1
+ARG GHC=8.8.3
 ARG STACK=2.1.3
 ARG CABAL_INSTALL=3.0