Update Hugo to 0.76.5 and theme to 0.0.102

Created by: flora8984461

One of https://github.com/EclipseFdn/hugo-solstice-theme/issues/176

But news for openpass is empty https://newsroom.eclipse.org/api/news?parameters%5Bpublish_to%5D=openpass

Signed-off-by: Yi Liu yi.liu@eclipse-foundation.org