add name flag for describe connection

[terrancej]

Description of change

The change adds the ability to describe a connection by name

Fixes MEROXA-38

Type of change

• [] New feature
• Bug fix
• Refactor
• Documentation

How was this tested?

• Unit Tests
• Deployed to staging
• Manually against staging (tests below)

Additional references

Any additional links (if appropriate)

➜  cli git:(describe_connection_name) ✗ ./dist/meroxa-v0.1.12-1-g62b1c2b-darwin-amd64 describe connection -n mypg-164-9270-jdbc-source
== CONNECTION ==
{
  "id": 283,
  "type": "jdbc",
  "name": "mypg-164-9270-jdbc-source",
  "config": {
    "connection.password": "abcd1234abcd1234!!",
    "connection.url": "jdbc:postgresql://tj-test.cpogugw245ge.us-east-1.rds.amazonaws.com:5432/tjdb?OpenSourceSubProtocolOverride=true\u0026defaultRowFetchSize=1000",
    "connection.user": "postgres",
    "connector.class": "io.aiven.connect.jdbc.JdbcSourceConnector",
    "incrementing.column.name": "id",
    "mode": "incrementing",
    "name": "mypg-164-9270-jdbc-source",
    "table.whitelist": "bar,foo",
    "tasks.max": "1",
    "timestamp.delay.interval.ms": "1000",
    "topic.prefix": "mypg-164-9270-"
  },
  "metadata": null,
  "streams": {
    "dynamic": false,
    "output": [
      "mypg-164-9270-bar",
      "mypg-164-9270-foo"
    ]
  },
  "state": "running"
} 
➜  cli git:(describe_connection_name) ✗ ./dist/meroxa-v0.1.12-1-g62b1c2b-darwin-amd64 describe connection -i 283       
== CONNECTION ==
{
  "id": 283,
  "type": "jdbc",
  "name": "mypg-164-9270-jdbc-source",
  "config": {
    "connection.password": "abcd1234abcd1234!!",
    "connection.url": "jdbc:postgresql://tj-test.cpogugw245ge.us-east-1.rds.amazonaws.com:5432/tjdb?OpenSourceSubProtocolOverride=true\u0026defaultRowFetchSize=1000",
    "connection.user": "postgres",
    "connector.class": "io.aiven.connect.jdbc.JdbcSourceConnector",
    "incrementing.column.name": "id",
    "mode": "incrementing",
    "name": "mypg-164-9270-jdbc-source",
    "table.whitelist": "bar,foo",
    "tasks.max": "1",
    "timestamp.delay.interval.ms": "1000",
    "topic.prefix": "mypg-164-9270-"
  },
  "metadata": null,
  "streams": {
    "dynamic": false,
    "output": [
      "mypg-164-9270-bar",
      "mypg-164-9270-foo"
    ]
  },
  "state": "running"
} 
➜  cli git:(describe_connection_name) ✗ ./dist/meroxa-v0.1.12-1-g62b1c2b-darwin-amd64 describe connection -i 283 -n mypg-164-9270-jdbc-source
INFO: Only 1 flag can be set
Usage:
  meroxa describe connection [flags]

Flags:
  -h, --help          help for connection
  -i, --id int        connection id (default -1)
  -n, --name string   connection name
➜  cli git:(describe_connection_name) ✗ 

[ahmeroxa]

I think by default it should expect a name and support providing an ID via a flag, to be consistent with the describe resource command.