chore: Condense output of dfx start/stop

[adamspofford-dfinity]

SDK-1946, SDK-1947

[krpeacock]

For the sake of posterity, can you drop the before/after text in this PR as a comment?

[adamspofford-dfinity]

Before:

Running dfx start for version 0.24.3
Using shared network 'local' defined in ~/.config/dfx/networks.json
Initialized replica.
Initialized HTTP gateway.
Replica API running on 127.0.0.1:4943
Success! The dfx server is running in the background.
# or:
Success! The dfx server is running.
You must open a new terminal to continue developing. If you'd prefer to stop, quit with 'Ctrl-C'.

After:

Running dfx start for version 0.25.0-beta.0+rev2.bc153f97
Using shared network 'local' defined in ~/.config/dfx/networks.json
Replica API running in the background on 127.0.0.1:4943
# or:
Replica API running on 127.0.0.1:4943. You must open a new terminal to continue developing. If you'd prefer to stop, quit with 'Ctrl-C'.

Before:

Using shared network 'local' defined in ~/.config/dfx/networks.json
Stopping canister http adapter...
Stopped.
Stopping the replica...
Stopped.
Stopping HTTP gateway...
Stopped.

After:

Using shared network 'local' defined in ~/.config/dfx/networks.json
All local network processes stopped