Core/Core: fix typos

Found via `codespell -q 3 -S "./Externals,./Data/Sys/wiitdb-??.txt,*.po,*.pot" -L andf,asnd,bootup,bufferin,clen,collet,datas,delt,fpr,inout,inport,interm,pixelx,re-use,re-used,sav,stateman,strat,wil`

Source/Core/Core/BootManager.h

@@ -18,6 +18,6 @@ bool BootCore(Core::System& system, std::unique_ptr<BootParameters> parameters,
               const WindowSystemInfo& wsi);
 
 // Synchronise Dolphin's configuration with the SYSCONF (which may have changed during emulation),
-// and restore settings that were overriden by per-game INIs or for some other reason.
+// and restore settings that were overridden by per-game INIs or for some other reason.
 void RestoreConfig();
 }  // namespace BootManager