treewide: clean up 'meta = with' pattern

This commit was created by a combination of scripts and tools:
- an ast-grep script to prefix things in meta with `lib.`,
- a modified nixf-diagnose / nixf combination to remove unused `with
lib;`, and
- regular nixfmt.

Co-authored-by: Wolfgang Walther <walther@technowledgy.de>

pkgs/development/libraries/audio/libbass/default.nix

@@ -98,12 +98,12 @@ let
           install -m644 -t $out/include/ ${bass.h}
         '';
 
-      meta = with lib; {
+      meta = {
         description = "Shareware audio library";
         homepage = "https://www.un4seen.com/";
-        license = licenses.unfreeRedistributable;
+        license = lib.licenses.unfreeRedistributable;
         platforms = builtins.attrNames bass.so;
-        maintainers = with maintainers; [ poz ];
+        maintainers = with lib.maintainers; [ poz ];
       };
     };
 

pkgs/development/libraries/audio/rtaudio/default.nix

@@ -43,11 +43,11 @@ stdenv.mkDerivation rec {
     "-DRTAUDIO_API_CORE=${if coreaudioSupport then "ON" else "OFF"}"
   ];
 
-  meta = with lib; {
+  meta = {
     description = "Set of C++ classes that provide a cross platform API for realtime audio input/output";
     homepage = "https://www.music.mcgill.ca/~gary/rtaudio/";
-    license = licenses.mit;
-    maintainers = with maintainers; [ magnetophon ];
-    platforms = platforms.unix;
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ magnetophon ];
+    platforms = lib.platforms.unix;
   };
 }