easyeffects: add dependencies forgotten in 6.0.3 bump

loudness is back https://github.com/wwmm/easyeffects/blob/v6.0.2/CHANGELOG.md

+2
+2
pkgs/applications/audio/easyeffects/default.nix
··· 16 , lilv 17 , lsp-plugins 18 , lv2 19 , meson 20 , ninja 21 , nlohmann_json ··· 83 lv2Plugins = [ 84 calf # limiter, compressor exciter, bass enhancer and others 85 lsp-plugins # delay 86 ]; 87 ladspaPlugins = [ 88 rubberband # pitch shifting
··· 16 , lilv 17 , lsp-plugins 18 , lv2 19 + , mda_lv2 20 , meson 21 , ninja 22 , nlohmann_json ··· 84 lv2Plugins = [ 85 calf # limiter, compressor exciter, bass enhancer and others 86 lsp-plugins # delay 87 + mda_lv2 # loudness 88 ]; 89 ladspaPlugins = [ 90 rubberband # pitch shifting