scheduler: support allocating from reservation when no resource matched

[saintube]

Ⅰ. Describe what this PR does

scheduler:

• Support a pod with no matched resource to allocate reserved resources when it specifies a reservation affinity.
• Improve logs of the topology-aware scheduling for diagnosis.

Ⅱ. Does this pull request fix one issue?

It helps when a pod want to bind to a reservation even if it does not request any reserved resource.

e.g. A Batch pod can allocate to a reservation if there are sufficient resources from the node, even when batch resources are not reserved.

Ⅲ. Describe how to verify it

Ⅳ. Special notes for reviews

V. Checklist

• I have written necessary docs and comments
• I have added necessary unit tests and integration tests
• All checks passed in make test

[codecov]

Codecov Report

Attention: Patch coverage is 57.14286% with 3 lines in your changes missing coverage. Please review.

Project coverage is 66.05%. Comparing base (0f574d2) to head (f2c4c1c).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
.../scheduler/frameworkext/topologymanager/manager.go	0.00%	3 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2279   +/-   ##
=======================================
  Coverage   66.04%   66.05%           
=======================================
  Files         454      454           
  Lines       53406    53405    -1     
=======================================
+ Hits        35274    35276    +2     
+ Misses      15593    15591    -2     
+ Partials     2539     2538    -1     

Flag	Coverage Δ
unittests	66.05% <57.14%> (+<0.01%)	⬆️

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[ZiMengSheng]

/lgtm

[ZiMengSheng]

/approve