add fancy template, remove others for now

...rc/assets/previews/people_banner_with_predefined_text.png

...src/assets/template/people_banner_with_custom_text/bg.png

...assets/template/people_banner_with_predefined_text/bg.png

frontend/src/templates.js

...le_banner_with_custom_text/PeopleBannerWithCustomText.vue

frontend/src/views/people_banner_with_custom_text/canvas.js

...r_with_predefined_text/PeopleBannerWithPredefinedText.vue

...nd/src/views/people_banner_with_predefined_text/canvas.js