Overview

Lots of minor bug fixes and hardening with no new features.

SPI / Wire

• Fix SoftwareSPI transmit16 output bits (#3587)
• Don't use Wire1 in Wire if not defined by variant (#3582)
• Mask usingInterrupt() interrupts before setting the SPI bus up again (#3577)

Networking

• Use xTaskGetCurrentTaskHandle to get LWIP caller (#3583)
• ESPHost/WINC1500: unmask GPIO on begin() failure paths (#3568) (#3570)
• Fix lwip_init ordering w/FreeRTOS on non-CYW43 (#3580)
• Remove stopAll from WiFiClient/UDP (#3579)

Boards

• Add Maker Sumo RP3250 into the Board Manager (#3575)
• Fix Glyph 2040 SPI0 MISO pin mapping (#3585)
• Makeboards.py now updates README with new boards (#3576)

Infrastructure

• Remove cut/paste wraps, use generated one directly (#3584)
• Update TZ.h to IANA tz 2026e (#3581)
• Fix SpeedTest example, clean up LittleFS defines (#3573)
• Allow makewrapper to customize lock/thread/etc. (#3572)
• FreeRTOS: SerialUART/SerialPIO end() takes the same lock as I/O (#3563)