Merge pull request #291926 from trofi/litecoin-litecoind-drop-redundant-disable-warnings-if-gcc13

litecoin, litecoind: drop redundant `disable-warnings-if-gcc13`

pkgs/top-level/all-packages.nix

···
 
   lightning-pool = callPackage ../applications/blockchains/lightning-pool { };
 
-  litecoin  = disable-warnings-if-gcc13 (libsForQt5.callPackage ../applications/blockchains/litecoin {
+  litecoin  = libsForQt5.callPackage ../applications/blockchains/litecoin {
     inherit (darwin.apple_sdk.frameworks) AppKit;
     boost = pkgs.boost177;
-  });
-  litecoind = disable-warnings-if-gcc13 (litecoin.override { withGui = false; });
+  };
+  litecoind = litecoin.override { withGui = false; };
 
   livedl = callPackage ../tools/misc/livedl { };