fix pgm_read_* macros & add printf_P support for more boards

What's Changed

• Fix Raspberry Pi company name (in docs) by @lurch in #858
• make utilities/CMakeLists.txt respect RF24_NO_IRQ by @2bndy5 in #859
• adjust writeFast docs by @2bndy5 in #866
• add manual trigger to docs CI by @2bndy5 in #868
• Fix pgm_read_ptr(): 'const void*' is not a pointer-to-object type by @bblanchon in #864
• Fix pgm_read_byte/word() definitions by @2bndy5 in #871
• add printf support to ESP32/8266 and arduino-pico cores by @2bndy5 in #873

New Contributors

• @lurch made their first contribution in #858
• @bblanchon made their first contribution in #864

Full Changelog: v1.4.5...v1.4.6