Remove stack.yaml.lock again since it interacts badly with multiple GHCs

stack.yaml.lock

@@ -1,72 +0,0 @@
-# This file was autogenerated by Stack.
-# You should not edit this file by hand.
-# For more information, please see the documentation at:
-#   https://docs.haskellstack.org/en/stable/lock_files
-
-packages:
-- completed:
-    subdir: .
-    cabal-file:
-      size: 5260
-      sha256: 26791d3ed01ca5be1fab16a450fec751616acac8aa87c5a3a3921aea0d2bbfc2
-    name: haskell-lsp
-    version: 0.15.0.0
-    git: https://github.com/alanz/haskell-lsp.git
-    pantry-tree:
-      size: 5463
-      sha256: 2e6da1dcace74e6d934b5b33fe6f865b05c2075845a07d1de3e05e7c91f228d4
-    commit: bfbd8630504ebc57b70948689c37b85cfbe589da
-  original:
-    subdir: .
-    git: https://github.com/alanz/haskell-lsp.git
-    commit: bfbd8630504ebc57b70948689c37b85cfbe589da
-- completed:
-    subdir: haskell-lsp-types
-    cabal-file:
-      size: 2880
-      sha256: 75698e3af3c9c0f8494121a2bdd47bb4ccc423afb58fecfa43e9ffbcd8721b3c
-    name: haskell-lsp-types
-    version: 0.15.0.0
-    git: https://github.com/alanz/haskell-lsp.git
-    pantry-tree:
-      size: 2419
-      sha256: 188c4511645f616251b78494fde76e2a70ac75fcbde25bfb35cca21f35d42b37
-    commit: bfbd8630504ebc57b70948689c37b85cfbe589da
-  original:
-    subdir: haskell-lsp-types
-    git: https://github.com/alanz/haskell-lsp.git
-    commit: bfbd8630504ebc57b70948689c37b85cfbe589da
-- completed:
-    cabal-file:
-      size: 3483
-      sha256: a23e2757e439adf3451290edd4dd0c78b1cb2d8a323f246b658ee6e2af3c10f3
-    name: lsp-test
-    version: 0.6.0.0
-    git: https://github.com/bubba/lsp-test.git
-    pantry-tree:
-      size: 2355
-      sha256: 54144cf833152a4c11f04b12c40e5be82e33028681c4bb21554bc48049c4dd36
-    commit: d126623dc6895d325e3d204d74e2a22d4f515587
-  original:
-    git: https://github.com/bubba/lsp-test.git
-    commit: d126623dc6895d325e3d204d74e2a22d4f515587
-- completed:
-    cabal-file:
-      size: 2975
-      sha256: d375369cd3b140180a5dca9f103034bffa9f1bb9f50b1bf73d73f560a1ef4008
-    name: hie-bios
-    version: 0.1.0
-    git: https://github.com/mpickering/hie-bios.git
-    pantry-tree:
-      size: 1424
-      sha256: d9ebd835d45410c406fc35b5df68d9b7bc1e0c02f71d96985f3170b72cab3a6e
-    commit: 89e4ba24f87aac9909d9814b0e8c51b679a0ccd4
-  original:
-    git: https://github.com/mpickering/hie-bios.git
-    commit: 89e4ba24f87aac9909d9814b0e8c51b679a0ccd4
-snapshots:
-- completed:
-    size: 507794
-    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/nightly/2019/5/20.yaml
-    sha256: c9bc78cc4bc8e71078cc7d2307571e68b17bf7f1fd32a55b1baec7fc923f7943
-  original: nightly-2019-05-20