Some versions of omd are no longer available

See ocaml#24642

Signed-off-by: Marcello Seri <[email protected]>

Author: mseri

packages/omd/omd.0.5/opam

@@ -29,3 +29,4 @@ url {
   src: "http://pw374.github.io/distrib/omd/omd-0.5.tar.gz"
   checksum: "md5=d343deacc270674828260b0fdc55f74c"
 }
+available: false

packages/omd/omd.1.2.0/opam

@@ -37,3 +37,4 @@ url {
   src: "http://pw374.github.io/distrib/omd/omd-1.2.0.tar.gz"
   checksum: "md5=2a1aa5144466a466e33b34de855bcd1c"
 }
+available: false

packages/omd/omd.1.2.1/opam

@@ -37,3 +37,4 @@ url {
   src: "http://pw374.github.io/distrib/omd/omd-1.2.1.tar.gz"
   checksum: "md5=6784ba3dbdd9b56029a8ef0509d61690"
 }
+available: false

packages/omd/omd.1.2.2/opam

@@ -35,3 +35,4 @@ url {
   src: "http://pw374.github.io/distrib/omd/omd-1.2.2.tar.gz"
   checksum: "md5=3a3599c3c8241323d4ab30124deedab4"
 }
+available: false

packages/omd/omd.1.2.3/opam

@@ -35,3 +35,4 @@ url {
   src: "http://pw374.github.io/distrib/omd/omd-1.2.3.tar.gz"
   checksum: "md5=31ed60d39aa0aaa337818fd62b56706b"
 }
+available: false

packages/omd/omd.1.2.4/opam

@@ -35,3 +35,4 @@ url {
   src: "http://pw374.github.io/distrib/omd/omd-1.2.4.tar.gz"
   checksum: "md5=083a56364a7046c4be868ccd8cc0f487"
 }
+available: false