fix: Add a space after the period in warning message. (#36)

Author: KoichiKiyokawa

packages/vite-plugin-svelte/src/index.ts

@@ -226,7 +226,7 @@ export default function vitePluginSvelte(inlineOptions?: Partial<Options>): Plug
 		buildEnd() {
 			if (pkg_export_errors.size > 0) {
 				log.warn(
-					`The following packages did not export their \`package.json\` file so we could not check the "svelte" field.If you had difficulties importing svelte components from a package, then please contact the author and ask them to export the package.json file.`,
+					`The following packages did not export their \`package.json\` file so we could not check the "svelte" field. If you had difficulties importing svelte components from a package, then please contact the author and ask them to export the package.json file.`,
 					Array.from(pkg_export_errors, (s) => `- ${s}`).join('\n')
 				);
 			}