contrib: update opendht

Change-Id: I44c1c8c1ae653e08ba2824272d22a90b47becd57

contrib/src/opendht/SHA512SUMS

-dc759849cc58218f6c395cc6092ab467a6a2779ff11fb6c27fa1d7fdeec67845a22d4dbe1343a67c22029c5632ce4333124dba3a33fe32551edcade2059e2c37  opendht-b0c124971023f9232e8333d36966c56cba048f78.tar.gz
\ No newline at end of file
+1c8e865efa0e476dca311dfbbccc1da15c14e78d46497ef2333db8364d5588870d3e1bd35198440653529dbd843b23207d6d00ecb10caa86f707e6d0466988ca  opendht-2.1.1.tar.gz
\ No newline at end of file

contrib/src/opendht/package.json

 {
     "name": "opendht",
-    "version": "b0c124971023f9232e8333d36966c56cba048f78",
+    "version": "2.1.1",
     "url": "https://github.com/savoirfairelinux/opendht/archive/__VERSION__.tar.gz",
     "deps": [
         "argon2",

contrib/src/opendht/rules.mak

 # OPENDHT
-OPENDHT_VERSION := b0c124971023f9232e8333d36966c56cba048f78
+OPENDHT_VERSION := 2.1.1
 OPENDHT_URL := https://github.com/savoirfairelinux/opendht/archive/$(OPENDHT_VERSION).tar.gz
 
 PKGS += opendht