Disabled ContentTypesFilter by default

[JrooTJunior]

Description

Disabled ContentType filter by default

Type of change

Please delete options that are not relevant.

• Documentation (typos, code examples or any documentation update)
• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How Has This Been Tested?

• unittests

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes

[codecov]

Codecov Report

Merging #668 (bdf688d) into dev-3.x (5851e32) will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##           dev-3.x      #668   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          269       269           
  Lines         5658      5658           
=========================================
  Hits          5658      5658           

Flag	Coverage Δ
unittests	100.00% <100.00%> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
aiogram/dispatcher/filters/content_types.py	100.00% <100.00%> (ø)