gnu: ALSA: Update to 1.2.1.

* gnu/packages/linux.scm (alsa-lib): Update to 1.2.1.2.
[arguments]: New field.
(alsa-utils): Update to 1.2.1.
(alsa-plugins): Likewise.

gnu/packages/linux.scm

@@ -1534,7 +1534,7 @@ intercept and print the system calls executed by the program.")
 (define-public alsa-lib
   (package
     (name "alsa-lib")
-    (version "1.1.9")
+    (version "1.2.1.2")
     (source (origin
              (method url-fetch)
              (uri (string-append
@@ -1542,8 +1542,12 @@ intercept and print the system calls executed by the program.")
                    version ".tar.bz2"))
              (sha256
               (base32
-               "0jwr9g4yxg9gj6xx0sb2r6wrdl8amrjd19hilkrq4rirynp770s8"))))
+               "0hvrx0ipzqbcx4y1cmr9bgm9niifzkrhsb1ddgzzdwbk6q72d3lm"))))
     (build-system gnu-build-system)
+    (arguments
+     '(#:configure-flags (list (string-append "LDFLAGS=-Wl,-rpath="
+                                              (assoc-ref %outputs "out")
+                                              "/lib"))))
     (home-page "https://www.alsa-project.org/")
     (synopsis "The Advanced Linux Sound Architecture libraries")
     (description
@@ -1554,14 +1558,14 @@ MIDI functionality to the Linux-based operating system.")
 (define-public alsa-utils
   (package
     (name "alsa-utils")
-    (version "1.1.9")
+    (version "1.2.1")
     (source (origin
              (method url-fetch)
              (uri (string-append "ftp://ftp.alsa-project.org/pub/utils/"
                                  name "-" version ".tar.bz2"))
              (sha256
               (base32
-               "0fi11b7r8hg1bdjw74s8sqx8rc4qb310jaj9lsia9labvfyjrpsx"))))
+               "039c19b7091is0czl9jlrfczp7pp1jpdri0vvc4k07gl3skhn48b"))))
     (build-system gnu-build-system)
     (arguments
      ;; XXX: Disable man page creation until we have DocBook.
@@ -1608,14 +1612,14 @@ MIDI functionality to the Linux-based operating system.")
 (define-public alsa-plugins
   (package
     (name "alsa-plugins")
-    (version "1.1.9")
+    (version "1.2.1")
     (source (origin
              (method url-fetch)
              (uri (string-append "ftp://ftp.alsa-project.org/pub/plugins/"
                                  name "-" version ".tar.bz2"))
              (sha256
               (base32
-               "01zrg0h2jw9dlj9233vjsn916yf4f2s667yry6xsn8d57lq745qn"))))
+               "1nj8cpbi05rb62yzs01c1k7lymdn1ch229b599hbhd0psixdx52d"))))
     (build-system gnu-build-system)
     ;; TODO: Split libavcodec and speex if possible. It looks like they can not
     ;; be split, there are references to both in files.