ci: move freerom/sdmmc repo to psram3 for saving ram

tools/unit-test-app/configs/psram_3

@@ -1,5 +1,5 @@
 CONFIG_IDF_TARGET="esp32"
-TEST_COMPONENTS=driver
+TEST_COMPONENTS=driver freertos sdmmc
 CONFIG_ESP32_SPIRAM_SUPPORT=y
 CONFIG_ESP_INT_WDT_TIMEOUT_MS=800
 CONFIG_SPIRAM_OCCUPY_NO_HOST=y