HASPmota support for TTF fonts

[s-hadinger]

Description:

Add support for TTF fonts in HASPmota. The attributes needs to specify the font name and the size "text_font":"sketchbook.ttf-32"

Example:

Related pages.jsonl file:

{"page":0,"comment":"---------- Upper stat line ----------"}
{"id":0,"text_color":"#FFFFFF"}
{"id":11,"obj":"label","x":0,"y":0,"w":320,"pad_right":90,"h":22,"bg_color":"#D00000","bg_opa":255,"radius":0,"border_side":0,"text":"Tasmota","text_font":"montserrat-20"}

{"id":15,"obj":"lv_wifi_arcs","x":291,"y":0,"w":29,"h":22,"radius":0,"border_side":0,"bg_color":"#000000","line_color":"#FFFFFF"}
{"id":16,"obj":"lv_clock","x":232,"y":3,"w":55,"h":16,"radius":0,"border_side":0}

{"page":1,"comment":"---------- Page 1 ----------"}
{"id":1,"obj":"label","x":2,"y":40,"w":316,"text":"sketchbook-32\n192.168.x.x ABCDEF\nThe quick brown fox jumps over the lazy dog","text_font":"sketchbook.ttf-32"}

Checklist:

• The pull request is done against the latest development branch
• Only relevant files were touched
• Only one feature/fix was added per PR and the code change compiles without warnings
• The code change is tested and works with Tasmota core ESP8266 V.2.7.4.9
• The code change is tested and works with Tasmota core ESP32 V.2.0.5
• I accept the CLA.

NOTE: The code change must pass CI tests. Your PR cannot be merged unless tests pass