bin: drop explicit --package options from stack scripts, not needed

If there are no --package options, stack's script command infers them
from the imports.

bin/hledger-balance-as-budget.hs

@@ -1,7 +1,5 @@
 #!/usr/bin/env stack
-{- stack script --compile --resolver lts-16.3
-   --package hledger
--}
+-- stack script --compile --resolver lts-16.3
 
 -- {-# OPTIONS_GHC -Wno-missing-signatures -Wno-name-shadowing #-}
 

bin/hledger-check-tag-files.hs

@@ -1,9 +1,6 @@
 #!/usr/bin/env stack
-{- stack script --compile --resolver lts-16.3
-   --package hledger
-   --package directory
-   --package text
--}
+-- stack script --compile --resolver lts-16.3
+
 {-
 hledger-check-tag-files stack script.
 Read the default journal and give an error if any tag values

bin/hledger-check.hs

@@ -1,14 +1,5 @@
 #!/usr/bin/env stack
-{- stack script --compile --resolver=lts-16.3
-   --package base-compat
-   --package filepath
-   --package hledger-lib
-   --package optparse-applicative
-   --package megaparsec
-   --package text
-   --package time
-   --package transformers
--}
+-- stack script --compile --resolver=lts-16.3
 
 {-
 ```

bin/hledger-combine-balances.hs

@@ -1,8 +1,5 @@
 #!/usr/bin/env stack
-{- stack script --compile --resolver lts-16.3
-   --package hledger
-   --package containers
--}
+-- stack script --compile --resolver lts-16.3
 
 {-# OPTIONS_GHC -Wno-missing-signatures -Wno-name-shadowing #-}
 

bin/hledger-print-location.hs

@@ -1,8 +1,5 @@
 #!/usr/bin/env stack
 {- stack script --compile --resolver lts-16.3
-   --package hledger
-   --package string-qq
-   --package text
 -}
 {-
 Quick script that adds file/line number tags to print output.

bin/hledger-smooth.hs

@@ -1,13 +1,6 @@
 #!/usr/bin/env stack
-{- stack script --compile --resolver lts-16.3
-   --package hledger
-   --package safe
-   --package string-qq
-   --package text
-   --package time
--}
---   --package hledger-lib
--- Experimental; not guaranteed to work or be useful.
+-- stack script --compile --resolver lts-16.3
+
 -- This is an unfinished prototype, see https://github.com/simonmichael/hledger/issues/1171
 -- Requires a contemporaneous version of the hledger package.
 -- Requires journal entries to be sorted by date.

bin/hledger-swap-dates.hs

@@ -1,10 +1,5 @@
 #!/usr/bin/env stack
-{- stack script --compile --resolver lts-16.3
-   --package hledger-lib
-   --package hledger
-   --package string-qq
-   --package text
--}
+-- stack script --compile --resolver lts-16.3
 
 {-# OPTIONS_GHC -Wno-missing-signatures -Wno-name-shadowing #-}
 {-# LANGUAGE NamedFieldPuns #-}