fix(language-core): omit defined emit props only (#5705)

Author: so1ve

packages/language-core/lib/codegen/script/component.ts

@@ -125,7 +125,7 @@ function* generatePropsOption(
 	if (options.templateCodegen?.inheritedAttrVars.size) {
 		let attrsType = `__VLS_InheritedAttrs`;
 		if (hasEmitsOption) {
-			attrsType = `Omit<${attrsType}, \`on\${string}\`>`;
+			attrsType = `Omit<${attrsType}, keyof __VLS_EmitProps>`;
 		}
 		getOptionCodes.push(() => {
 			const propsType = `__VLS_PickNotAny<${ctx.localTypes.OmitIndexSignature}<${attrsType}>, {}>`;

test-workspace/tsc/passedFixtures/fallthroughAttributes/#5680/child.vue

@@ -0,0 +1,7 @@
+<script setup lang="ts">
+defineEmits<{ test: [] }>();
+</script>
+
+<template>
+	<input />
+</template>

test-workspace/tsc/passedFixtures/fallthroughAttributes/#5680/main.vue

@@ -0,0 +1,8 @@
+<script setup lang="ts">
+import child from './child.vue';
+import { exactType } from '../../shared';
+</script>
+
+<template>
+	<child @input="exactType($event, {} as Event)" />
+</template>