feat: Add extended latin (polish) and cyrillic font glyphs

[mverch67]

costs additional 90kB flash memory, i.e. 380kB left with the current partitioning.

Checking size .pio/build/t-deck/firmware.elf
Advanced Memory Usage is available via "PlatformIO Home > Project Inspect"
RAM:   [===       ]  31.7% (used 103892 bytes from 327680 bytes)
Flash: [====      ]  41.1% (used 2690885 bytes from 6553600 bytes)
Building .pio/build/t-deck/firmware.bin

After adding Greek letters:

Checking size .pio/build/t-deck/firmware.elf
Advanced Memory Usage is available via "PlatformIO Home > Project Inspect"
RAM:   [===       ]  32.8% (used 107356 bytes from 327680 bytes)
Flash: [====      ]  42.0% (used 2751773 bytes from 6553600 bytes)

320kB left

[droberin]

LGTM