Fix error message about exceptions. (#24248)

As far as I can tell -fno-except doesn't exist.

Author: brendandahl

src/jsifier.mjs

@@ -486,7 +486,7 @@ function(${args}) {
     if (LINK_AS_CXX && !WASM_EXCEPTIONS && symbol.startsWith('__cxa_find_matching_catch_')) {
       if (DISABLE_EXCEPTION_THROWING) {
         error(
-          'DISABLE_EXCEPTION_THROWING was set (likely due to -fno-exceptions), which means no C++ exception throwing support code is linked in, but exception catching code appears. Either do not set DISABLE_EXCEPTION_THROWING (if you do want exception throwing) or compile all source files with -fno-except (so that no exceptions support code is required); also make sure DISABLE_EXCEPTION_CATCHING is set to the right value - if you want exceptions, it should be off, and vice versa.',
+          'DISABLE_EXCEPTION_THROWING was set (likely due to -fno-exceptions), which means no C++ exception throwing support code is linked in, but exception catching code appears. Either do not set DISABLE_EXCEPTION_THROWING (if you do want exception throwing) or compile all source files with -fno-exceptions (so that no exceptions support code is required); also make sure DISABLE_EXCEPTION_CATCHING is set to the right value - if you want exceptions, it should be off, and vice versa.',
         );
         return;
       }

src/lib/libexceptions_stub.js

@@ -24,7 +24,7 @@ var LibraryExceptions = {};
 #if !INCLUDE_FULL_LIBRARY
   // This method of link-time error generation is not compatible with INCLUDE_FULL_LIBRARY
   LibraryExceptions[name + '__deps'] = [function() {
-    error(`DISABLE_EXCEPTION_THROWING was set (likely due to -fno-exceptions), which means no C++ exception throwing support code is linked in, but such support is required by symbol '${name}'. Either do not set DISABLE_EXCEPTION_THROWING (if you do want exception throwing) or compile all source files with -fno-except (so that no exceptions support code is required); also make sure DISABLE_EXCEPTION_CATCHING is set to the right value - if you want exceptions, it should be off, and vice versa.`);
+    error(`DISABLE_EXCEPTION_THROWING was set (likely due to -fno-exceptions), which means no C++ exception throwing support code is linked in, but such support is required by symbol '${name}'. Either do not set DISABLE_EXCEPTION_THROWING (if you do want exception throwing) or compile all source files with -fno-exceptions (so that no exceptions support code is required); also make sure DISABLE_EXCEPTION_CATCHING is set to the right value - if you want exceptions, it should be off, and vice versa.`);
   }];
 #endif
 });