requirements thinned out again

StrategyResolver.search_all_objects(enum_failed) set to False since we got no use in True
shortened update_code call
added modified_code8 test which currently still fails. (and thereby is commented out)

requirements.txt

@@ -58,22 +58,4 @@ schedule==1.1.0
 websockets==10.4
 janus==1.0.0
 
-pytest~=7.2.0
-freqtrade~=2022.12.dev0
-filelock~=3.8.2
-plotly~=5.11.0
-setuptools~=65.6.3
-starlette~=0.22.0
-gym~=0.21.0
-torch~=1.13.1
-scikit-learn~=1.1.3
-scipy~=1.9.3
-xgboost~=1.7.2
-catboost~=1.1.1
-lightgbm~=3.3.3
 astor~=0.8.1
-ta~=0.10.2
-finta~=1.3
-tapy~=1.9.1
-matplotlib~=3.6.2
-PyYAML~=6.0