Admit new releases of tahoe-chk and tahoe-ssk

tahoe-directory.cabal

@@ -101,8 +101,8 @@ library
     , bytestring          >=0.10.8.2 && <0.11
     , megaparsec          >=8.0      && <9.3
     , tahoe-capabilities  >=0.1      && <0.2
-    , tahoe-chk           >=0.1      && <0.2
-    , tahoe-ssk           >=0.2.1.0  && <0.3
+    , tahoe-chk           >=0.1      && <0.3
+    , tahoe-ssk           >=0.2.1.0  && <0.4
     , text                >=1.2.3.1  && <1.3
 
 test-suite tahoe-directory-test