[Stable Cadence] Fix dependency: use proper version of core contracts

[turbolent]

Resolve the remaining problem encountered in #1366: Use the correct core contract templates, which were not automatically picked by Go because the core contracts repo was mistagged at some point.

[codecov-commenter]

Codecov Report

Attention: 149 lines in your changes are missing coverage. Please review.

Comparison is base (f5ab0f6) 40.74% compared to head (bb3e601) 40.49%.
Report is 174 commits behind head on feature/stable-cadence.

Files	Patch %	Lines
internal/dependencymanager/dependencyinstaller.go	45.39%	57 Missing and 20 partials ⚠️
internal/accounts/fund.go	0.00%	15 Missing ⚠️
internal/dependencymanager/add.go	0.00%	14 Missing ⚠️
internal/accounts/create-interactive.go	0.00%	12 Missing ⚠️
internal/dependencymanager/install.go	0.00%	11 Missing ⚠️
internal/super/flix.go	43.75%	9 Missing ⚠️
internal/accounts/accounts.go	11.11%	7 Missing and 1 partial ⚠️
internal/accounts/create.go	40.00%	1 Missing and 2 partials ⚠️

Additional details and impacted files

@@                    Coverage Diff                     @@
##           feature/stable-cadence    #1369      +/-   ##
==========================================================
- Coverage                   40.74%   40.49%   -0.26%     
==========================================================
  Files                          39       47       +8     
  Lines                        2118     2588     +470     
==========================================================
+ Hits                          863     1048     +185     
- Misses                       1160     1416     +256     
- Partials                       95      124      +29     

Flag	Coverage Δ
unittests	40.49% <36.86%> (-0.26%)	⬇️

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