Feat/spoolman qol

[Robert0Mart]

Description

• Feature

BlocksScreen/lib/panels/filamentTab.py

• added message to spools list if no spools exist ("No spools found for "[material]" " or "No spools found")

BlocksScreen/lib/panels/widgets/addFilamentPage.py

• updated color section ( now shows rgb instead of hex and color swatch is clickable)

BlocksScreen/lib/panels/widgets/addSpoolPage.py

• improved user experience (only enables line edit widgets after choosing filament)
• added message if no filament is available ("No filaments found for "[material]"" or "No filaments found")

BlocksScreen/lib/panels/widgets/spoolmanPage.py

• updated add item text (removed "+")
• added message if no spool is available