Fix old testo subpackages

Author: mjambon

packages/testo-lwt/testo-lwt.0.1.0/opam

@@ -16,7 +16,7 @@ depends: [
   "cmdliner" {>= "1.1.0"}
   "fpath"
   "re" {>= "1.10.0"}
-  "testo-util"
+  "testo-util" {< "0.2.0"}
   "odoc" {with-doc}
 ]
 build: [

packages/testo-util/testo-util.0.1.0/opam

@@ -10,7 +10,7 @@ depends: [
   "dune" {>= "3.7"}
   "ocaml" {>= "4.08.0"}
   "fpath"
-  "testo-diff"
+  "testo-diff" {< "0.2.0"}
   "odoc" {with-doc}
   "re" {>= "1.10.0"}
 ]

packages/testo/testo.0.1.0/opam

@@ -15,7 +15,7 @@ depends: [
   "cmdliner" {>= "1.1.0"}
   "fpath"
   "re" {>= "1.10.0"}
-  "testo-util"
+  "testo-util" {< "0.2.0"}
   "odoc" {with-doc}
 ]
 build: [