fix(types): use declare const in d.ts

Author: Aybrea

packages/varlet-cli/src/node/compiler/compileTypes.ts

@@ -61,8 +61,8 @@ declare module 'vue' {
   const template = `\
 import type { App } from 'vue'
 
-export const version: string
-export const install: (app: App) => void
+export declare const version: string
+export declare const install: (app: App) => void
 
 ${exports.join('\n')}
 

packages/varlet-cli/template/generators/config/default/base/types/index.d.ts

@@ -1,6 +1,6 @@
 import type { App } from 'vue'
 
-export const install: (app: App) => void
+export declare const install: (app: App) => void
 
 export * from './basicComponent'
 export * from './button'

packages/varlet-cli/template/generators/config/i18n/base/types/index.d.ts

@@ -1,6 +1,6 @@
 import type { App } from 'vue'
 
-export const install: (app: App) => void
+export declare const install: (app: App) => void
 
 export * from './basicComponent'
 export * from './button'

packages/varlet-cli/template/generators/config/i18n/base/types/locale.d.ts

@@ -23,6 +23,6 @@ interface Locale {
   }
 }
 
-export const Locale: Locale
+export declare const Locale: Locale
 
 export class _LocaleComponent {}

packages/varlet-ui/types/index.d.ts

@@ -1,7 +1,7 @@
 import type { App } from 'vue'
 
-export const version: string
-export const install: (app: App) => void
+export declare const version: string
+export declare const install: (app: App) => void
 
 export * from './actionSheet'
 export * from './alert'