fix: 删除获取验证码时的loading展示

src/views/system/sysSecuritySettings.vue

@@ -128,7 +128,7 @@
             <el-button
             <el-button
               size="small"
               size="small"
               @click="sendVerificationCode"
               @click="sendVerificationCode"
-              :loading="countdownConfig[currentMethod]?.loading">
+              :disabled="countdownConfig[currentMethod]?.loading">
               {{
               {{
                 countdownConfig[currentMethod]?.loading
                 countdownConfig[currentMethod]?.loading
                   ? `${countdownConfig[currentMethod].countdown}s后重发`
                   ? `${countdownConfig[currentMethod].countdown}s后重发`