修改操作系统识别错误

@@ -11,10 +11,11 @@ var downloadUrL = null
 // 识别操作系统位数
 os.arch().includes('64') ? Sysarch = 'win64' : Sysarch = 'win32'
 // 识别操作系统
-if (os.platform().includes('win')) {
+// linux自己修改后缀名哦，我没有linux就没有测试了
+if (os.platform().includes('win32')) {
   downloadUrL = baseUrl + `electron_${version}_${Sysarch}.exe?${new Date().getTime()}`
 } else if (os.platform().includes('linux')) {
-  downloadUrL = baseUrl + `electron_${version}_${Sysarch}.exe?${new Date().getTime()}`
+  downloadUrL = baseUrl + `electron_${version}_${Sysarch}?${new Date().getTime()}`
 } else {
   downloadUrL = baseUrl + `electron_${version}_mac.dmg?${new Date().getTime()}`
 }