doc: update members after membership review

Update membership as per
nodejs#217.

README.md

@@ -1,9 +1,7 @@
 # Diagnostics Working Group
-
 The goal of this WG is to ensure Node provides a set of comprehensive, documented, extensible diagnostic protocols, formats, and APIs to enable tool vendors to provide reliable diagnostic tools for Node.
 
 Work is divided into several domains:
-
 - [Tracing](./tracing)
 - [Profiling](./profiling)
 - [Heap and Memory Analysis](./heap-memory)
@@ -12,7 +10,6 @@ Work is divided into several domains:
 Background, reference documentation, samples, and discussion for each domain is contained within its folder.
 
 Work needed includes:
-
 - Collect, understand, and document existing diagnostic capabilities and entry-points throughout Node, V8, and other components.
 - Collect and document projects and products providing diagnostics for Node with brief description of their technical architecture and sponsoring organizations.
 - Identify opportunities and gaps, then propose and implement solutions.
@@ -39,22 +36,20 @@ Work needed includes:
 | Platform neutrality   |               |                                                  |
 
 ### Logistics
-
 - Monthly Meetings
 - Biannual F2F
 
 ### Members
 
 <!-- ncu-team-sync.team(nodejs/diagnostics) -->
 
+Current Members#
+
+<!-- ncu-team-sync.team(nodejs/diagnostics) -->
+
 - [@AndreasMadsen](https://github.com/AndreasMadsen) - Andreas Madsen
-- [@bnoordhuis](https://github.com/bnoordhuis) - Ben Noordhuis
-- [@BridgeAR](https://github.com/BridgeAR) - Ruben Bridgewater
-- [@brycebaril](https://github.com/brycebaril) - Bryce Baril
 - [@cjihrig](https://github.com/cjihrig) - Colin Ihrig
 - [@danielkhan](https://github.com/danielkhan) - Daniel Khan
-- [@dberesford](https://github.com/dberesford) - Damian Beresford
-- [@Fishrock123](https://github.com/Fishrock123) - Jeremiah Senkpiel
 - [@Flarna](https://github.com/Flarna) - Gerhard Stöbich
 - [@hashseed](https://github.com/hashseed) - Yang Guo
 - [@hekike](https://github.com/hekike) - Peter Marton
@@ -70,14 +65,23 @@ Work needed includes:
 - [@naugtur](https://github.com/naugtur) - Zbyszek Tenerowicz
 - [@ofrobots](https://github.com/ofrobots) - Ali Ijaz Sheikh
 - [@othiym23](https://github.com/othiym23) - Forrest L Norvell
-- [@piscisaureus](https://github.com/piscisaureus) - Bert Belder
-- [@pmuellr](https://github.com/pmuellr) - Patrick Mueller
 - [@Qard](https://github.com/Qard) - Stephen Belanger
 - [@sam-github](https://github.com/sam-github) - Sam Roberts
-- [@thekemkid](https://github.com/thekemkid) - Glen Keane
-- [@thlorenz](https://github.com/thlorenz) - Thorsten Lorenz
-- [@trevnorris](https://github.com/trevnorris) - Trevor Norris
 - [@watson](https://github.com/watson) - Thomas Watson
 - [@yunong](https://github.com/yunong) - Yunong Xiao
 
+
 <!-- ncu-team-sync end -->
+
+#### Emeritus
+
+- [@bnoordhuis](https://github.com/bnoordhuis) - Ben Noordhuis
+- [@brycebaril](https://github.com/brycebaril) - Bryce Baril
+- [@dberesford](https://github.com/dberesford) - Damian Beresford
+- [@Fishrock123](https://github.com/Fishrock123) - Jeremiah Senkpiel
+- [@piscisaureus](https://github.com/piscisaureus) - Bert Belder
+- [@pmuellr](https://github.com/pmuellr) - Patrick Mueller
+- [@rmg](https://github.com/rmg) - Ryan Graham
+- [@thekemkid](https://github.com/thekemkid) - Glen Keane
+- [@thlorenz](https://github.com/thlorenz) - Thorsten Lorenz
+- [@trevnorris](https://github.com/trevnorris) - Trevor Norris