wifi_prov_mgr: increase firmware partition size
For ESP32-C3, firmware with Bluedroid host stack exceeds by ~20KB over default
allocated partition size.
# Note: if you have increased the bootloader size, make sure to update the offsets to avoid overlap
nvs, data, nvs, 0x9000, 0x6000,
phy_init, data, phy, 0xf000, 0x1000,
-factory, app, factory, 0x10000, 1200000,
+factory, app, factory, 0x10000, 1300000,
