Environment create example doesn't work copy-paste'd

[janelletavares]

Description of change

In the env create example, the --config string doesn't marshal to a map and the \ for newline get translated to returns

Fixes error creating an environment using example in docs.

Type of change

• New feature
• Bug fix
• Refactor
• Documentation

How was this tested?

• Unit Tests
• Tested in staging

Demo

Before this pull-request

Usage:
  meroxa environments create NAME [flags]

Examples:

meroxa env create my-env \
	--type hosted \ 
	--provider aws \ 
	--region us-east-1 \ 
	--config '{\"aws_access_key_id\":\"my_access_key\", \"aws_secret_access_key\":\"my_secret_access_key\"}'

Flags:
  -c, --config string     environment configuration based on type and provider (e.g.: --config '{"aws_access_key_id":"my_access_key", "aws_secret_access_key":"my_secret_access_key"}')

After this pull-request

Usage:
  meroxa environments create NAME [flags]

Examples:

meroxa env create my-env --type hosted --provider aws --region us-east-1 --config "{\"aws_access_key_id\":\"my_access_key\", \"aws_secret_access_key\":\"my_secret_access_key\"}"

Flags:
  -c, --config string     environment configuration based on type and provider (e.g.: --config "{"aws_access_key_id":"my_access_key", "aws_secret_access_key":"my_secret_access_key"}")