Enable LTO for example Tasmota

Author: Jason2866

examples/tasmota_platformio_override.ini

@@ -10,6 +10,7 @@ board                   = esp32
 build_flags             = ${env:tasmota32_base.build_flags}
                           -DHTTPCLIENT_NOSECURE
                           -DUPDATE_NOCRYPT
+build_unflags           = -fno-lto
 lib_ignore              = ${env:tasmota32_base.lib_ignore}
                           Micro-RTSP
                           epdiy