Add ghc-8.10.7 to release build (haskell#2158)

Co-authored-by: Junyoung "Clare" Jang <[email protected]>

Author: 2 people

.github/workflows/build.yml

@@ -16,7 +16,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ghc: ['9.0.1', '8.10.6', '8.10.5', '8.10.4', '8.10.3', '8.10.2', '8.8.4', '8.8.3', '8.6.5', '8.6.4']
+        ghc: ['9.0.1', '8.10.7', '8.10.6', '8.10.5', '8.10.4', '8.10.3', '8.10.2', '8.8.4', '8.8.3', '8.6.5', '8.6.4']
         os: [ubuntu-18.04, macOS-latest, windows-latest]
         exclude:
           - os: windows-latest