pEp: libpepadapter: Update to 2.1.0-rc0.

* pEp/nightly.scm (libpepadapter): Update to 2.1.0-rc0.

pEp/nightly.scm

@@ -164,20 +164,18 @@ privacy).")
      (list license:gpl3 license:cc-by-sa3.0))))
 
 (define-public libpepadapter
-  (let ((version "0.0.0")
-	(changeset "169") ;; 2020-04-23 - branch postrelease
-	(checksum "098cwx4cnz1akbw26xmminn1g2bng8a1ylymk65dx0pwbia6f6bj"))
-    (package
-      (name "libpepadapter")
-      (version (string-append version "-" changeset))
-      (source
-       (origin
-	 (method hg-fetch)
-	 (uri (hg-reference
-	       (url "https://pep.foundation/dev/repos/libpEpAdapter")
-	       (changeset changeset)))
-	 (file-name (string-append name "-" version "-checkout"))
-	 (sha256 (base32 checksum))))
+  (package
+    (name "libpepadapter")
+    (version "2.1.0-rc0")
+    (source
+     (origin
+       (method hg-fetch)
+       (uri (hg-reference
+             (url "https://pep.foundation/dev/repos/libpEpAdapter")
+             (changeset "e657344c3ccf"))) ;; r171
+       (file-name (string-append name "-" version "-checkout"))
+       (sha256
+        (base32 "1hbnlgmka0rrln0k0y9lbm2piqc2rmcfiagd4c76s9dkvh6b3yvm"))))
     (build-system gnu-build-system)
     (arguments
      '(#:test-target "test"
@@ -204,7 +202,7 @@ ENGINE_INC_PATH=~a/include
     (synopsis "Library for building p≡p adapters")
     (description "This C++ library provides common structures used in p≡p
 adapters.")
-    (license license:bsd-3))))
+    (license license:bsd-3)))
 
 (define-public python-pep
   (let ((version "0.0.0")