~ruther/vhdl-i2c

ref: 7118535deb1f07f92313e19e47e34c31f2e2ed92 vhdl-i2c/src/ssd1306 d---------
fix: ssd1306 logic
feat: split ssd1306 counter to logic entity
fix: count to 9, make i2c frequency 10 MHz
fix: full_on skips indices
fix: many changes