chore(stack): use packages from resolver rather than pinning

+ and use stack ghc rather than system ghc

Author: rasheedja

simplex-method.cabal

@@ -58,7 +58,7 @@ library
     , text >= 2.0.2 && < 2.2
     , time >= 1.12.2 && < 1.15
     , monad-logger >= 0.3.40 && < 0.4
-    , QuickCheck >= 2.16.0 && < 2.17
+    , QuickCheck >= 2.14 && < 2.17
   default-language: Haskell2010
 
 test-suite simplex-haskell-test
@@ -99,7 +99,7 @@ test-suite simplex-haskell-test
     , text >= 2.0.2 && < 2.2
     , time >= 1.12.2 && < 1.15
     , monad-logger >= 0.3.40 && < 0.4
-    , QuickCheck >= 2.16.0 && < 2.17
+    , QuickCheck >= 2.14 && < 2.17
     , hspec >= 2.11.12 && < 2.12
     , hspec-expectations >= 0.8.3 && < 0.9
     , interpolatedstring-perl6 >= 1.0.2 && < 1.1

stack.yaml

@@ -35,11 +35,6 @@ packages:
 #   commit: e7b331f14bcffb8367cd58fbfc8b40ec7642100a
 #
 extra-deps:
-  - QuickCheck-2.16.0.0
-  - hspec-2.11.17
-  - hspec-core-2.11.17
-  - hspec-discover-2.11.17
-  - hspec-expectations-0.8.4
 
 # Override default flag values for local packages and extra-deps
 # flags: {}
@@ -64,5 +59,3 @@ extra-deps:
 #
 # Allow a newer minor version of GHC than the snapshot specifies
 # compiler-check: newer-minor
-
-system-ghc: true

stack.yaml.lock

@@ -3,42 +3,7 @@
 # For more information, please see the documentation at:
 #   https://docs.haskellstack.org/en/stable/topics/lock_files
 
-packages:
-- completed:
-    hackage: QuickCheck-2.16.0.0@sha256:f4210647167f873196b01050ac074a44821b6687e26f792ad3474b6388c5f8b7,9208
-    pantry-tree:
-      sha256: d9ad9ff0ac7979e9ad808bd3485d17da1a386dda43a5c81b48901a0360290d81
-      size: 2627
-  original:
-    hackage: QuickCheck-2.16.0.0
-- completed:
-    hackage: hspec-2.11.17@sha256:b4bfce6799c83582e64b7f0771ce8ff5f67253bc974ac295687c71f192ecf754,1822
-    pantry-tree:
-      sha256: 52fb09e6ca71f8ffdc1b759b5172967a422979b9675ef93705da8aed08b53d6a
-      size: 584
-  original:
-    hackage: hspec-2.11.17
-- completed:
-    hackage: hspec-core-2.11.17@sha256:8d50ead0c44f93a32232dd3f2713567da55e883498418802df0b9e6dfed74172,7610
-    pantry-tree:
-      sha256: 32f003fb454d6239a829d506facee35327455d28e7aee6813b114a29d987dbf2
-      size: 6797
-  original:
-    hackage: hspec-core-2.11.17
-- completed:
-    hackage: hspec-discover-2.11.17@sha256:41721d7aa18ebeebe5aeb882ad43920cc394579ada666695788612accd6bdec3,2171
-    pantry-tree:
-      sha256: a1283d604ca99b218eb939c8fd4dbd8aca5a5a19e37c383e499037462417ab67
-      size: 829
-  original:
-    hackage: hspec-discover-2.11.17
-- completed:
-    hackage: hspec-expectations-0.8.4@sha256:4237f094a7931202ff57ac6475542b0b314b50a7024550e2b6eb87cfb0d4ff93,1702
-    pantry-tree:
-      sha256: 87681840d430b84686f83f1ab8b5873b09c349775698665233443914acf9ba2b
-      size: 741
-  original:
-    hackage: hspec-expectations-0.8.4
+packages: []
 snapshots:
 - completed:
     sha256: 238fa745b64f91184f9aa518fe04bdde6552533d169b0da5256670df83a0f1a9