ntfy:// tags added into payload

[caronc]

Description

Related issue (if applicable): #1520

Based on some investigation; it appears that Ntfy:// may not be honoring the Header X-Tags. However it documents that it also supports setting tags through the payload object itself. This PR doubles down on this.

The result of this PR:

The above was produced with:

apprise -b test "ntfy://credentials?tags=warning"

Checklist

• Documentation ticket created (if applicable): apprise-docs/12
• The change is tested and works locally.
• No commented-out code in this PR.
• No lint errors (use tox -e lint and optionally tox -e format).
• Test coverage added or updated (use tox -e minimal).

Testing

Anyone can help test as follows:

# Create a virtual environment
python3 -m venv apprise

# Change into our new directory
cd apprise

# Activate our virtual environment
source bin/activate

# Install the branch
pip install git+https://github.com/caronc/apprise.git@1520-ntfy-tag-support

# If you have cloned the branch and have tox available to you:
tox -e apprise -- -t "Test Title" -b "Test Message" \
    "ntfy://credentials/?tags=warning"

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (0907702) to head (14058bb).
⚠️ Report is 3 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff            @@
##            master     #1524   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          194       194           
  Lines        25258     25259    +1     
  Branches      4094      4094           
=========================================
+ Hits         25258     25259    +1     

Files with missing lines	Coverage Δ
apprise/plugins/ntfy.py	100.00% <100.00%> (ø)

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