sys-apps/guix: add a libgcrypt -lgcrypt order underlinking workaround

sys-apps/guix/files/guix-9999-libgcrypt.patch

@@ -0,0 +1,21 @@
+https://git.savannah.gnu.org/cgit/guix.git/commit/?id=8a7bd211d21f06c1234fbb82bb905d202d58f598
+introduced a regression:
+
+    x86_64-pc-linux-gnu-g++ -Wall -std=c++11 -O2 -pipe   -Wl,-O1 -Wl,--as-needed -Wl,-z,pack-relative-relocs -Wl,--hash-style=gnu -lgcrypt -o guix-daemon nix/nix-daemon/guix_daemon-nix-daemon.o nix/nix-daemon/guix_daemon-guix-daemon.o libstore.a libutil.a libformat.a -lz -lsqlite3  -lbz2
+    /usr/lib/gcc/x86_64-pc-linux-gnu/14/../../../../x86_64-pc-linux-gnu/bin/ld: nix/nix-daemon/guix_daemon-guix-daemon.o: in function `main':
+guix-daemon.cc:(.text.startup+0x62): undefined reference to `gcry_check_version'
+
+This happens because:
+- linker is using --Wl,-as-needed by default
+- -lgcrypt is passed before actual use
+--- a/nix/local.mk
++++ b/nix/local.mk
+@@ -124,7 +124,7 @@ guix_daemon_CPPFLAGS =				\
+
+ guix_daemon_LDADD =				\
+   libstore.a libutil.a libformat.a -lz		\
+-  $(SQLITE3_LIBS) $(LIBGCRYPT_LIBS)
++  $(SQLITE3_LIBS) $(LIBGCRYPT_LDFLAGS)
+
+ guix_daemon_headers =				\
+   %D%/nix-daemon/shared.hh

sys-apps/guix/guix-9999.ebuild

@@ -97,6 +97,7 @@ DEPEND="${RDEPEND}
 PATCHES=(
 	"${FILESDIR}"/${PN}-9999-default-daemon.patch
 	"${FILESDIR}"/${PN}-1.3.0-compression-error.patch
+	"${FILESDIR}"/${PN}-9999-libgcrypt.patch
 )
 
 QA_PREBUILT="usr/share/guile/site/*/gnu/packages/bootstrap/*"