emacs: remove native-comp-….patch from Emacs<30

Emacs 29 has been removed from Nixpkgs.  This is a small cleanup.

Sadly, the formatter had a field day with the edit, so the diff looks
bigger than it is.

pkgs/applications/editors/emacs/make-emacs.nix

@@ -166,37 +166,29 @@ stdenv.mkDerivation (finalAttrs: {
   patches =
     patches fetchpatch
     ++ lib.optionals withNativeCompilation [
-      (replaceVars
-        (
-          if lib.versionOlder finalAttrs.version "30" then
-            ./native-comp-driver-options.patch
-          else
-            ./native-comp-driver-options-30.patch
-        )
-        {
-          backendPath = (
-            lib.concatStringsSep " " (
-              map (x: ''"-B${x}"'') (
-                [
-                  # Paths necessary so the JIT compiler finds its libraries:
-                  "${lib.getLib libgccjit}/lib"
-                ]
-                ++ libGccJitLibraryPaths
-                ++ [
-                  # Executable paths necessary for compilation (ld, as):
-                  "${lib.getBin stdenv.cc.cc}/bin"
-                  "${lib.getBin stdenv.cc.bintools}/bin"
-                  "${lib.getBin stdenv.cc.bintools.bintools}/bin"
-                ]
-                ++ lib.optionals stdenv.hostPlatform.isDarwin [
-                  # The linker needs to know where to find libSystem on Darwin.
-                  "${apple-sdk.sdkroot}/usr/lib"
-                ]
-              )
+      (replaceVars ./native-comp-driver-options-30.patch {
+        backendPath = (
+          lib.concatStringsSep " " (
+            map (x: ''"-B${x}"'') (
+              [
+                # Paths necessary so the JIT compiler finds its libraries:
+                "${lib.getLib libgccjit}/lib"
+              ]
+              ++ libGccJitLibraryPaths
+              ++ [
+                # Executable paths necessary for compilation (ld, as):
+                "${lib.getBin stdenv.cc.cc}/bin"
+                "${lib.getBin stdenv.cc.bintools}/bin"
+                "${lib.getBin stdenv.cc.bintools.bintools}/bin"
+              ]
+              ++ lib.optionals stdenv.hostPlatform.isDarwin [
+                # The linker needs to know where to find libSystem on Darwin.
+                "${apple-sdk.sdkroot}/usr/lib"
+              ]
             )
-          );
-        }
-      )
+          )
+        );
+      })
     ];
 
   postPatch = lib.concatStringsSep "\n" [

pkgs/applications/editors/emacs/native-comp-driver-options.patch

@@ -1,19 +0,0 @@
-diff --git a/lisp/emacs-lisp/comp.el b/lisp/emacs-lisp/comp.el
-index 2c9b79334b..50c6b5ac85 100644
---- a/lisp/emacs-lisp/comp.el
-+++ b/lisp/emacs-lisp/comp.el
-@@ -178,8 +178,9 @@ native-comp-compiler-options
-   :type '(repeat string)
-   :version "28.1")
- 
--(defcustom native-comp-driver-options (when (eq system-type 'darwin)
--                                        '("-Wl,-w"))
-+(defcustom native-comp-driver-options (append (when (eq system-type 'darwin)
-+                                                '("-Wl,-w"))
-+                                              '(@backendPath@))
-   "Options passed verbatim to the native compiler's back-end driver.
- Note that not all options are meaningful; typically only the options
- affecting the assembler and linker are likely to be useful.
--- 
-2.37.3
-