pin packages.dhall

jamesdbrock · jamesdbrock · commit 0e0cd73a9ef2 · 2022-03-30T00:28:35.000+09:00
diff --git a/packages.dhall b/packages.dhall
@@ -1,4 +1,5 @@
 let upstream =
       https://raw.githubusercontent.com/purescript/package-sets/prepare-0.15/src/packages.dhall
+        sha256:d15246775d6e3cf47d7144a712f45933574f8bff6ae7e7837766b13e1288a343
 
 in  upstream
