Require sha.1.15.4 for fixes

Author: MisterDA

dune-project

@@ -23,7 +23,7 @@
   sexplib
   ppx_deriving
   ppx_sexp_conv
-  (sha (>= 1.15.1))
+  (sha (>= 1.15.4))
   sqlite3
   (obuilder-spec (= :version))
   (ocaml (>= 4.14.0))

example.spec

@@ -7,11 +7,11 @@
 ; The result can then be found in /tank/HASH/rootfs/ (where HASH is displayed at the end of the build).
 
 ((build dev
-	((from ocaml/opam@sha256:e4ce65485aed7b09b605f39643b46b86b913b54f5304e0dc125d815d18805887)
+	((from ocaml/opam@sha256:cff69c5fda1e83f65d5f970ccea7b3d53bb853cfdcb0a5a6c4cbfae8c86752ae)
 	 (workdir /src)
 	 (user (uid 1000) (gid 1000))                           ; Build as the "opam" user
 	 (run (shell "sudo chown opam /src"))
-	 (env OPAM_HASH "b457e9f3d6f82be052a9b071a5aecbb27ab46e74") ; Fix the version of opam-repository we want
+	 (env OPAM_HASH "1443067283649a4e09423a4a9a7b082c70e0227b")
 	 (run
 	  (network host)
 	  (shell "sudo apt-get --allow-releaseinfo-change update"))

obuilder.opam

@@ -21,7 +21,7 @@ depends: [
   "sexplib"
   "ppx_deriving"
   "ppx_sexp_conv"
-  "sha" {>= "1.15.1"}
+  "sha" {>= "1.15.4"}
   "sqlite3"
   "obuilder-spec" {= version}
   "ocaml" {>= "4.14.0"}