feat(nx-plugin): use distinct file suffix patterns for playwright component tests

[Hotell]

• introduces new suffix pattern
• updates all existing repo files and configs
• tweaks lint configs

Closes https://github.com/microsoft/fluentui-contrib/issues/118

[Hotell]

Jest tests started to become real bottleneck/blocker - this will fix them for good https://github.com/microsoft/fluentui-contrib/pull/155