lb listener access proxy protocol issue for NLBs.

[ujjwal-ibm]

Community Note

• Please vote on this pull request by adding a 👍 reaction to the original pull request comment to help the community and maintainers prioritize this request
• Please do not leave "+1" or other comments that do not add relevant new information or questions, they generate extra noise for pull request followers and do not help prioritize the request

Relates OR Closes #0000

Output from acceptance testing:

=== RUN   TestAccIBMISLB_basic
--- PASS: TestAccIBMISLB_basic (465.24s)
=== RUN   TestAccIBMISLB_basic_logging
--- PASS: TestAccIBMISLB_basic_logging (456.81s)
=== RUN   TestAccIBMISLB_basic_securityGroups
--- PASS: TestAccIBMISLB_basic_securityGroups (408.51s)
=== RUN   TestAccIBMISLB_basic_network
--- PASS: TestAccIBMISLB_basic_network (665.42s)
=== RUN   TestAccIBMISLB_basic_private
--- PASS: TestAccIBMISLB_basic_private (427.41s)
PASS
ok      github.com/IBM-Cloud/terraform-provider-ibm/ibm 2427.459s