refactor: Rename agentd to agent-rest as to support multiple bindings

[rolsonquadras]

Currently, cmd and docker image names are generic (agentd). The aries-agent-go will support multiple bindings like go, rest, wasm and c.

closes #659

Signed-off-by: Rolson Quadras [email protected]

[codecov]

Codecov Report

Merging #812 into master will not change coverage.
The diff coverage is 66.66%.

@@           Coverage Diff           @@
##           master     #812   +/-   ##
=======================================
  Coverage   91.29%   91.29%           
=======================================
  Files          80       80           
  Lines        4804     4804           
=======================================
  Hits         4386     4386           
  Misses        227      227           
  Partials      191      191

Impacted Files	Coverage Δ
pkg/restapi/webhook/webhook.go	94.44% <ø> (ø)	⬆️
cmd/aries-agent-rest/startcmd/start.go	86.5% <66.66%> (ø)
cmd/aries-agent-rest/main.go	69.23% <66.66%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 36d9fe9...a548e09. Read the comment docs.