Infra 3859 - MicroProfile Working Group - Add to Working Groups Explore

Added Microprofile WG tile, and WGPA docs.

Change-Id: I0bfcef482ccc0895d0ad96af2f30d69c2e5e0e66
Signed-off-by: Martin Lowe <martin.lowe@eclipse-foundation.org>
3 files changed