Remove nightly-only flagging for nodenext features (microsoft#48555)

Author: weswigham

src/compiler/program.ts

@@ -3326,21 +3326,6 @@ namespace ts {
         }
 
         function verifyCompilerOptions() {
-            const isNightly = stringContains(version, "-dev") || stringContains(version, "-insiders");
-            if (!isNightly) {
-                if (getEmitModuleKind(options) === ModuleKind.Node12) {
-                    createOptionValueDiagnostic("module", Diagnostics.Compiler_option_0_of_value_1_is_unstable_Use_nightly_TypeScript_to_silence_this_error_Try_updating_with_npm_install_D_typescript_next, "module", "node12");
-                }
-                else if (getEmitModuleKind(options) === ModuleKind.NodeNext) {
-                    createOptionValueDiagnostic("module", Diagnostics.Compiler_option_0_of_value_1_is_unstable_Use_nightly_TypeScript_to_silence_this_error_Try_updating_with_npm_install_D_typescript_next, "module", "nodenext");
-                }
-                else if (getEmitModuleResolutionKind(options) === ModuleResolutionKind.Node12) {
-                    createOptionValueDiagnostic("moduleResolution", Diagnostics.Compiler_option_0_of_value_1_is_unstable_Use_nightly_TypeScript_to_silence_this_error_Try_updating_with_npm_install_D_typescript_next, "moduleResolution", "node12");
-                }
-                else if (getEmitModuleResolutionKind(options) === ModuleResolutionKind.NodeNext) {
-                    createOptionValueDiagnostic("moduleResolution", Diagnostics.Compiler_option_0_of_value_1_is_unstable_Use_nightly_TypeScript_to_silence_this_error_Try_updating_with_npm_install_D_typescript_next, "moduleResolution", "nodenext");
-                }
-            }
             if (options.strictPropertyInitialization && !getStrictOptionValue(options, "strictNullChecks")) {
                 createDiagnosticForOptionName(Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "strictPropertyInitialization", "strictNullChecks");
             }