Use a separate project file for hpc-coveralls

It would be helpful to run bin/test.sh locally without having to install
dependencies of hpc-coveralls. Instead we can install hpc-coveralls
independently and use it after installing it once.

.circleci/config.yml

@@ -338,7 +338,7 @@ jobs:
               cabal update
               PATH=$HOME/.cabal/bin:$PATH
               export PATH
-              which hpc-coveralls 2>/dev/null || cabal install --project-file cabal.project.coverage hpc-coveralls
+              which hpc-coveralls 2>/dev/null || cabal install --project-file cabal.project.hpc-coveralls hpc-coveralls
               bin/test.sh --coverage --raw
               hpc-coveralls --repo-token="$REPO_TOKEN" --coverage-mode=StrictlyFullLines
             no_output_timeout: 25m

.packcheck.ignore

@@ -1,3 +1,4 @@
 .packcheck.ignore
 cabal.project.coverage
+cabal.project.hpc-coveralls
 hie.yaml

cabal.project.coverage

@@ -2,14 +2,6 @@ packages:
   ./
   test
 
-source-repository-package
-  type: git
-  location: https://github.com/composewell/hpc-coveralls
-  tag: 93f3dcd473b3f92bbb40b9d3db9c83f4bf085cff
-
-package hpc-coveralls
-  tests: false
-
 package streamly
   ghc-options: -Werror
   flags: inspection

cabal.project.hpc-coveralls

@@ -0,0 +1,9 @@
+packages: .
+
+source-repository-package
+  type: git
+  location: https://github.com/composewell/hpc-coveralls
+  tag: 93f3dcd473b3f92bbb40b9d3db9c83f4bf085cff
+
+package hpc-coveralls
+  tests: false