IntersectionTheory: Rename abstract_projective_bundle -> projective_bundle and abstract_flag_bundle -> flag_bundle

[thofma]

• abstract_projective_bundle —> projective_bundle
• abstract_flag_bundle —> flag_bundle

CC: @wdecker

[codecov]

Codecov Report

Attention: Patch coverage is 87.50000% with 1 line in your changes missing coverage. Please review.

Project coverage is 84.88%. Comparing base (f862afa) to head (9b940cf).
Report is 14 commits behind head on master.

Files with missing lines	Patch %	Lines
experimental/IntersectionTheory/src/Main.jl	85.71%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4899      +/-   ##
==========================================
- Coverage   84.89%   84.88%   -0.01%     
==========================================
  Files         683      683              
  Lines       91940    91940              
==========================================
- Hits        78051    78043       -8     
- Misses      13889    13897       +8     

Files with missing lines	Coverage Δ
...ental/IntersectionTheory/src/IntersectionTheory.jl	100.00% <ø> (ø)
experimental/IntersectionTheory/src/blowup.jl	66.93% <100.00%> (ø)
experimental/IntersectionTheory/src/Main.jl	93.28% <85.71%> (ø)

... and 1 file with indirect coverage changes

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[wdecker]

Thx!