nano firmware flasher v2.5.73

Changes:

• cf43d26 Rework PSRAM detection (#270)
• 7239fa4 Add support for new ESP32 series (C3, C6 and H2) (#269)
• 081e667 Update esptool to v4.7 (#268)
• 166a3cf Update bootloader with recent IDF 5.1.3 (#267)
• 9ee470f Work CI-CD
• c795a36 Fix issues with file paths for Giant Gecko updates (#265)

This list of changes was auto generated.