chg: requirements.txt(s) - remove unnecessary version constraints

- drop duplicated deps already present in base requirements.txt

doc-requirements.txt

@@ -2,4 +2,3 @@ reuse
 setuptools>=65.5.1 # not directly required, pinned by Snyk to avoid a vulnerability
 sphinx
 sphinx_rtd_theme
-ujson

docker-requirements.txt

@@ -1,9 +1,8 @@
 # install with base requirements file
 -r requirements.txt
 
-docker>=6.1.1; python_version >= "3.7"
-packaging; python_version >= "3.7"
-podman; python_version >= "3.6"
+docker>=6.1.1
+podman
 python-dateutil
 requests
 six

optional-requirements.txt

@@ -7,33 +7,32 @@ cassandra-driver
 chevron
 docker>=6.1.1
 elasticsearch
-fastapi; python_version >= "3.8"
+fastapi
 graphitesender
 hddtemp
 influxdb>=1.0.0 # For InfluxDB < 1.8
-influxdb-client; python_version >= "3.7" # For InfluxDB >= 1.8
+influxdb-client # For InfluxDB >= 1.8
 jinja2
 kafka-python
 netifaces
-nvidia-ml-py; python_version >= "3.5"
-packaging; python_version >= "3.7"
+nvidia-ml-py
 paho-mqtt
 pika
-podman; python_version >= "3.6"
+podman
 potsdb
 prometheus_client
 pycouchdb
 pydantic
 pygal
 pymdstat
-pymongo; python_version >= "3.7"
+pymongo
 pySMART.smartx
-pysnmp-lextudio; python_version >= "3.7"
+pysnmp-lextudio
 python-dateutil
 pyzmq
 requests
 six
 sparklines
 statsd
-uvicorn; python_version >= "3.8"
+uvicorn
 zeroconf==0.131.0 # Waiting correction for ARMv7: https://github.com/python-zeroconf/python-zeroconf/issues/1372