update opam file

Author: palmskog

Core/opam

@@ -12,8 +12,8 @@ build: [ make "-j" "%{jobs}%" ]
 install: [ make "install" ]
 remove: [ "sh" "-c" "rm -rf '%{lib}%/coq/user-contrib/DiSeL'" ]
 depends: [
-  "coq" { ((>= "8.7" & < "8.9~") | (= "dev")) }
-  "coq-mathcomp-ssreflect" { ((>= "1.6.2" & < "1.8~") | (= "dev")) }
+  "coq" { (>= "8.7" & < "8.10~") | (= "dev") }
+  "coq-mathcomp-ssreflect" { (>= "1.6.2" & < "1.8~") | (= "dev") }
   "coq-fcsl-pcm"
 ]