Bump smtml dependency 0.6.3 -> 0.7.0

Author: filipeom

dune-project

@@ -76,7 +76,7 @@ An OCaml library is available to embed WebAssembly modules and import OCaml func
   (sedlex
     (>= 3.3))
   (smtml
-    (>= 0.6.3))
+    (>= 0.7.0))
   (uutf
     (>= 1.0.3))
   (xmlm (>= 1.4.0))

owi.opam

@@ -38,7 +38,7 @@ depends: [
   "prelude" {>= "0.5"}
   "processor" {>= "0.2"}
   "sedlex" {>= "3.3"}
-  "smtml" {>= "0.6.3"}
+  "smtml" {>= "0.7.0"}
   "uutf" {>= "1.0.3"}
   "xmlm" {>= "1.4.0"}
   "odoc" {>= "3.0.0" & with-doc}