mve to ocaml >= 4.11 bc curl bindings did

.github/workflows/main.yml

@@ -16,7 +16,7 @@ jobs:
           # - macos-latest    # build issues with `ar` (!!!)
           #- windows-latest   # certificate problem
         ocaml-compiler:
-          - '4.08'
+          - '4.11'
           - '4.14'
           - '5.3'
     runs-on: ${{ matrix.os }}

dune-project

@@ -25,7 +25,7 @@
   (odoc :with-doc)
   (tiny_httpd (and (>= 0.19) :with-test))
   (ocaml
-   (>= 4.03))))
+   (>= 4.11))))
 
 (package
  (name ezcurl-lwt)
@@ -37,6 +37,4 @@
    (= :version))
   lwt
   (mdx :with-test)
-  (odoc :with-doc)
-  (ocaml
-   (>= 4.03))))
+  (odoc :with-doc)))

ezcurl-lwt.opam

@@ -15,7 +15,6 @@ depends: [
   "lwt"
   "mdx" {with-test}
   "odoc" {with-doc}
-  "ocaml" {>= "4.03"}
 ]
 build: [
   ["dune" "subst"] {dev}

ezcurl.opam

@@ -14,7 +14,7 @@ depends: [
   "curl" {>= "0.8"}
   "odoc" {with-doc}
   "tiny_httpd" {>= "0.19" & with-test}
-  "ocaml" {>= "4.03"}
+  "ocaml" {>= "4.11"}
 ]
 build: [
   ["dune" "subst"] {dev}