When "production" image is prepared for, only amazon and google providers are installed from sources.

**Apache Airflow version**:

master

**What you expected to happen**:

All providers should be installed

**How to reproduce it**:

```
./breeze --production-image --python 3.6
```

Then:

```
./breeze --production-image --python 3.6 shell bash
```

then

```
ls -la ~/.local/lib/python3.6/site-packages/airflow/providers/

amazon
google

```


UPDATE:

They are not even installed: 

```
.
./amazon
./amazon/aws
./amazon/aws/hooks
./amazon/aws/hooks/batch_waiters.json
./google
./google/cloud
./google/cloud/example_dags
./google/cloud/example_dags/example_bigquery_query.sql
./google/cloud/example_dags/example_cloud_build.yaml
./google/cloud/example_dags/example_spanner.sql
```

setup.py
]
doc = [
    'sphinx>=2.1.2',
    'sphinx-argparse>=0.1.13',
    'sphinx-autoapi==1.0.0',
    'sphinx-copybutton',
    'sphinx-jinja~=1.1',
    'sphinx-rtd-theme>=0.1.6',
    'sphinxcontrib-httpdomain>=1.7.0',
    "sphinxcontrib-redoc>=1.6.0",
    "sphinxcontrib-spelling==5.2.1",
]
docker = [
    'docker~=3.0',
]
druid = [
    'pydruid>=0.4.1',
]
elasticsearch = [
    'elasticsearch>7, <7.6.0',
    'elasticsearch-dbapi==0.1.0',
    'elasticsearch-dsl>=5.0.0',
]
exasol = [
    'pyexasol>=0.5.1,<1.0.0',
]
facebook = [
    'facebook-business>=6.0.2',
]
flask_oauth = [