Dark daily chart (#152)

* Updated daily chart to use the theme selector

* Added sleep after changing theme so the chart can update

* Added code for pink theme, made it easier to add more themes in the future

* Added blue chart for future blue theme

* Set chart background to none so it's transparent

* Added back background for dark mode.

* Change daily chart based on file based settings. Only support light/dark mode.

* Cleanup

* Added borders around the bars on the bar chart

* Updated background color for dark theme

* Merge from main

* Fixed some spacing

* Updating Python version for linting

* Cleanup

* Back leveled to Python 3.9

* Update scripts/daily_plot.py

Co-authored-by: Nachtzuster <Nachtzuster@users.noreply.github.com>

* Coding suggestions

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Co-authored-by: Nachtzuster <Nachtzuster@users.noreply.github.com>

scripts/update_birdnet_snippets.sh

@@ -180,6 +180,7 @@ fi
 if [ -L /usr/local/bin/analyze.py ];then
   rm -f /usr/local/bin/analyze.py
 fi
+
 if [ -L /usr/local/bin/birdnet_analysis.sh ];then
   rm -f /usr/local/bin/birdnet_analysis.sh
 fi