Master branch pipelines are failing with "unknown unit: template-haskell"
This started on April 25.
I think this is while trying to build template-haskell itself?
Example: https://gitlab.haskell.org/ghc/ghc/-/jobs/1849651#L4980
<command line>: unknown unit: template-haskell
Command line: _build/stage0/bin/ghc -Wall -Wcompat -fdiagnostics-color=never -dynamic-too -hisuf hi -osuf o -hcsuf hc -static -hide-all-packages -no-user-package-db '-package-env -' '-package-db _build/stage1/inplace/package.conf.d' '-this-unit-id template-haskell-2.22.0.0-inplace' '-this-package-name template-haskell' '-package-id base-4.20.0.0-inplace' '-package-id ghc-boot-th-9.11-inplace' '-package-id ghc-prim-0.11.0-inplace' '-package-id pretty-1.1.3.6-inplace' -i -i/builds/ghc/ghc/_build/stage1/libraries/template-haskell/build -i/builds/ghc/ghc/_build/stage1/libraries/template-haskell/build/autogen -i/builds/ghc/ghc/libraries/template-haskell/vendored-filepath -i/builds/ghc/ghc/libraries/template-haskell -Irts/include -I_build/stage1/libraries/template-haskell/build -I/builds/ghc/ghc/libraries/ghc-internal/include -I/builds/ghc/ghc/_build/stage1/libraries/ghc-internal/build/include -I/builds/ghc/ghc/libraries/ghc-bignum/include/ -I/builds/ghc/ghc/_build/stage1/libraries/ghc-bignum/build/include/ -I/builds/ghc/ghc/rts/include -I/builds/ghc/ghc/_build/stage1/rts/build/include -optP-include -optP_build/stage1/libraries/template-haskell/build/autogen/cabal_macros.h -outputdir _build/stage1/libraries/template-haskell/build -Wall -this-unit-id template-haskell -XHaskell2010 -XImplicitPrelude -no-global-package-db -package-db=/builds/ghc/ghc/_build/stage1/inplace/package.conf.d -ghcversion-file=rts/include/ghcversion.h -ghcversion-file=rts/include/ghcversion.h -Wnoncanonical-monad-instances -optc-Wno-error=inline -c libraries/template-haskell/Language/Haskell/TH/Syntax.hs -o _build/stage1/libraries/template-haskell/build/Language/Haskell/TH/Syntax.o -fllvm-fill-undef-with-garbage -dno-debug-output -fcheck-prim-bounds -O -Werror -dlint -Wno-deprecated-flags
===> Command failed with error code: 1
Error when running Shake build system:
at want, called at src/Main.hs:126:44 in main:Main
* Depends on: test:all_deps
at apply1, called at src/Development/Shake/Internal/Rules/Rerun.hs:41:5 in shake-0.19.7-52edaa0adfd5c6055ad63888c5931573f10785a6daee3a1ed1a38b281ea6e359:Development.Shake.Internal.Rules.Rerun
* Depends on: test:ghc
at need, called at src/Rules/Test.hs:322:3 in main:Rules.Test
* Depends on: _build/stage1/lib/package.conf.d/template-haskell-2.22.0.0-inplace.conf
at need, called at src/Rules/Register.hs:140:5 in main:Rules.Register
* Depends on: _build/stage1/libraries/template-haskell/build/stamp-template-haskell-2.22.0.0-inplace
at need, called at src/Rules/Library.hs:144:3 in main:Rules.Library
* Depends on: _build/stage1/libraries/template-haskell/build/libHStemplate-haskell-2.22.0.0-inplace.a
at need, called at src/Rules/Library.hs:220:5 in main:Rules.Library
* Depends on: _build/stage1/libraries/template-haskell/build/Language/Haskell/TH/Syntax.o
at &%>, called at src/Rules/Compile.hs:87:18 in main:Rules.Compile
at &%>, called at src/Base.hs:189:22 in main:Base
* Depends on: _build/stage1/libraries/template-haskell/build/Language/Haskell/TH/Syntax.o _build/stage1/libraries/template-haskell/build/Language/Haskell/TH/Syntax.hi