[C++] Reduce template parameters for aggregate functions
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Component: C++
Type: enhancement
- Dominant language
- C++
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Description
### Describe the enhancement requested
Follow up of https://github.com/apache/arrow/pull/37536#discussion_r1315091569. Move template parameters to run time parameters on non-critical routines will reduce code generation and compilation times.
### Component(s)
C++
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