Fix store-dir in ghc env files generated by cabal install --lib --package-env (#6298)

Use project config instead of global one to get store-dir and logs-dir.

Fixes #5925

Author: jneira

cabal-install/Distribution/Client/CmdInstall.hs

@@ -458,10 +458,14 @@ installAction ( configFlags, configExFlags, installFlags
   home <- getHomeDirectory
   let
     ProjectConfig {
+      projectConfigBuildOnly = ProjectConfigBuildOnly {
+        projectConfigLogsDir
+      },
       projectConfigShared = ProjectConfigShared {
         projectConfigHcFlavor,
         projectConfigHcPath,
-        projectConfigHcPkg
+        projectConfigHcPkg,
+        projectConfigStoreDir
       },
       projectConfigLocalPackages = PackageConfig {
         packageConfigProgramPaths,
@@ -529,9 +533,9 @@ installAction ( configFlags, configExFlags, installFlags
 
   cabalDir  <- getCabalDir
   mstoreDir <-
-    sequenceA $ makeAbsolute <$> flagToMaybe (globalStoreDir globalFlags)
+    sequenceA $ makeAbsolute <$> flagToMaybe projectConfigStoreDir
   let
-    mlogsDir    = flagToMaybe (globalLogsDir globalFlags)
+    mlogsDir    = flagToMaybe projectConfigLogsDir
     cabalLayout = mkCabalDirLayout cabalDir mstoreDir mlogsDir
     packageDbs  = storePackageDBStack (cabalStoreDirLayout cabalLayout) compilerId