Reconsider `NA` cases related to `test-calculate_company_alignment_metric.R`

[jacobvjk]

Relates to #213

There are a number of test cases that currently show NAs are treated the same as 0 values when removing inactive companies. Reconsider if these should be removed elsewhere and tests adjusted accordingly.

See:

• pacta.multi.loanbook/tests/testthat/test-calculate_company_alignment_metric.R

  Line 67 in 7068b6f

  # 5) NAs in projected and target values

• pacta.multi.loanbook/tests/testthat/test-calculate_company_alignment_metric.R

  Line 74 in 7068b6f

  # 6) NA in one of projected and target values

• pacta.multi.loanbook/tests/testthat/test-calculate_company_alignment_metric.R

  Line 137 in 7068b6f

  # 4) NA values in all target values of sector