Fix version constraint for re.

Author: paurkedal

ppx_regexp.opam

@@ -11,7 +11,7 @@ depends: [
   "ocaml" {>= "4.02.3"}
   "dune" {>= "1.11"}
   "ppxlib" {>= "0.9.0"}
-  "re" {>= "1.7.1"}
+  "re" {>= "1.7.2"}
   "qcheck" {with-test}
 ]
 build: ["dune" "build" "-p" name "-j" jobs]

ppx_tyre.opam

@@ -11,7 +11,7 @@ depends: [
   "ocaml" {>= "4.02.3"}
   "dune" {>= "1.11"}
   "ocaml-migrate-parsetree" {>= "1.4.0"}
-  "re" {>= "1.7.1"}
+  "re" {>= "1.7.2"}
   "ppx_tools_versioned" {>= "5.2.3"}
   "tyre" {>= "0.4.1"}
   "qcheck" {with-test}