fix(webpack): Webpack and Rspack ignore warnings should concat all ru…

…les instead of overwrite them. (#29112)

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Fixes #18243

packages/rspack/src/plugins/utils/apply-base-config.ts

@@ -134,6 +134,7 @@ function applyNxIndependentConfig(
       IGNORED_RSPACK_WARNINGS.some((r) =>
         typeof x === 'string' ? r.test(x) : r.test(x.message)
       ),
+    ...(config.ignoreWarnings ?? []),
   ];
 
   config.optimization = !isProd

packages/webpack/src/plugins/nx-webpack-plugin/lib/apply-base-config.ts

@@ -137,6 +137,7 @@ function applyNxIndependentConfig(
       IGNORED_WEBPACK_WARNINGS.some((r) =>
         typeof x === 'string' ? r.test(x) : r.test(x.message)
       ),
+    ...(config.ignoreWarnings ?? []),
   ];
 
   config.optimization = {