Remove all extra-deps now they are all on Hackage (#223)

ndmitchell · cocreature · commit e78e1638ea00 · 2019-12-07T23:44:00.000+01:00
diff --git a/stack88.yaml b/stack88.yaml
@@ -1,11 +1,7 @@
-resolver: nightly-2019-11-25
+resolver: nightly-2019-12-06
 packages:
 - .
 extra-deps:
-- haskell-lsp-0.18.0.0
-- lsp-test-0.8.2.0
-- hslogger-1.3.0.0
-- network-bsd-2.8.1.0
 allow-newer: true
 nix:
   packages: [zlib]
