[Breaking] Remove deprecated `publicRuntimeConfig` and `serverRuntimeConfig`#83944

devjiwonchoi merged 3 commits intocanaryvercel/next.js:canaryfrom

jiwon/09-18-remove_deprecated_publicruntimeconfig_and_serverruntimeconfig_vercel/next.js:jiwon/09-18-remove_deprecated_publicruntimeconfig_and_serverruntimeconfig_Copy head branch name to clipboard