Count every resource even if the content_id is repeated

[jredrejo]

Description

Counts every resource in a channel even , ignoring if the content_id is repeated, so different resources with the same content and different languages are considered.

Issue Addressed (if applicable)

Closes #2757

Steps to Test

1. In the main channels page select any channel, and take note of the number of resources
2. Open the channel and count the number of resources for every topic, adding them all must match with the number in 1

Implementation Notes (optional)

Easiest fix in a long time (after you know what the problem is)

[codecov]

Codecov Report

Merging #2986 (4516d52) into hotfixes (28587f8) will increase coverage by 4.94%.
The diff coverage is 92.92%.

@@             Coverage Diff              @@
##           hotfixes    #2986      +/-   ##
============================================
+ Coverage     80.80%   85.74%   +4.94%     
============================================
  Files           281      298      +17     
  Lines         12659    15845    +3186     
============================================
+ Hits          10229    13587    +3358     
+ Misses         2430     2258     -172     

Impacted Files	Coverage Δ
contentcuration/contentcuration/decorators.py	56.60% <50.00%> (-37.60%)	⬇️
...ntentcuration/contentcuration/db/models/manager.py	91.20% <90.98%> (-8.80%)	⬇️
contentcuration/contentcuration/forms.py	82.35% <94.04%> (+33.89%)	⬆️
contentcuration/contentcuration/api.py	92.06% <100.00%> (+1.43%)	⬆️
...tentcuration/contentcuration/context_processors.py	100.00% <100.00%> (ø)
...ontentcuration/contentcuration/db/advisory_lock.py	100.00% <100.00%> (ø)
...tcuration/contentcuration/db/models/expressions.py	93.33% <100.00%> (-6.67%)	⬇️
...entcuration/contentcuration/db/models/functions.py	100.00% <100.00%> (ø)
...ation/contentcuration/tests/test_rest_framework.py	36.93% <0.00%> (-63.07%)	⬇️
contentcuration/contentcuration/utils/format.py	21.05% <0.00%> (-49.54%)	⬇️
... and 181 more

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