gnu: guile: Update to 3.0.7.

* gnu/packages/guile.scm (guile-3.0): Update to 3.0.7 by merging
with GUILE-3.0-LATEST.
(guile-3.0-latest): Define as an alias.

gnu/packages/guile.scm

@@ -291,21 +291,30 @@ without requiring the source code to be rewritten.")
   (package
     (inherit guile-2.2)
     (name "guile")
-    (version "3.0.5")
+    (version "3.0.7")
     (source (origin
-              (inherit (package-source guile-2.2))
+              (inherit (package-source guile-2.2)) ;preserve snippet
+              (patches '())
               (uri (string-append "mirror://gnu/guile/guile-"
                                   version ".tar.xz"))
               (sha256
                (base32
-                "1wah6fq1h8vmbpdadjych1mq8hyqkd7p015cbxm14ri37l1gnxid"))))
+                "1dwiwsrpm4f96alfnz6wibq378242z4f16vsxgy1n9r00v3qczgm"))))
+
+    ;; Build with the bundled mini-GMP to avoid interference with GnuTLS' own
+    ;; use of GMP via Nettle: <https://issues.guix.gnu.org/46330>.
+    (propagated-inputs
+     (srfi-1:fold srfi-1:alist-delete
+                  (package-propagated-inputs guile-2.2)
+                  '("gmp" "libltdl")))
     (arguments
-     ;; XXX: JIT-enabled Guile crashes in obscure ways on GNU/Hurd.
-     (if (hurd-target?)
-         (substitute-keyword-arguments (package-arguments guile-2.2)
-           ((#:configure-flags flags ''())
-            `(cons "--disable-jit" ,flags)))
-         (package-arguments guile-2.2)))
+     (substitute-keyword-arguments (package-arguments guile-2.2)
+       ((#:configure-flags flags ''())
+        (let ((flags `(cons "--enable-mini-gmp" ,flags)))
+          ;; XXX: JIT-enabled Guile crashes in obscure ways on GNU/Hurd.
+          (if (hurd-target?)
+              `(cons "--disable-jit" ,flags)
+              flags)))))
     (native-search-paths
      (list (search-path-specification
             (variable "GUILE_LOAD_PATH")
@@ -316,31 +325,7 @@ without requiring the source code to be rewritten.")
                      "share/guile/site/3.0")))))))
 
 (define-public guile-3.0-latest
-  ;; TODO: Make this 'guile-3.0' on the next rebuild cycle.
-  (package
-    (inherit guile-3.0)
-    (version "3.0.7")
-    (source (origin
-              (inherit (package-source guile-3.0)) ;preserve snippet
-              (patches '())
-              (uri (string-append "mirror://gnu/guile/guile-"
-                                  version ".tar.xz"))
-              (sha256
-               (base32
-                "1dwiwsrpm4f96alfnz6wibq378242z4f16vsxgy1n9r00v3qczgm"))))
-
-    ;; Build with the bundled mini-GMP to avoid interference with GnuTLS' own
-    ;; use of GMP via Nettle: <https://issues.guix.gnu.org/46330>.  Use
-    ;; LIBGC/DISABLE-MUNMAP to work around <https://bugs.gnu.org/40525>.
-    ;; Remove libltdl, which is no longer used.
-    (propagated-inputs
-     `(("bdw-gc" ,libgc/disable-munmap)
-       ,@(srfi-1:fold srfi-1:alist-delete (package-propagated-inputs guile-3.0)
-                      '("gmp" "libltdl" "bdw-gc"))))
-    (arguments
-     (substitute-keyword-arguments (package-arguments guile-3.0)
-       ((#:configure-flags flags ''())
-        `(cons "--enable-mini-gmp" ,flags))))))
+  guile-3.0)
 
 (define-public guile-3.0/libgc-7
   ;; Using libgc-7 avoid crashes that can occur, particularly when loading