Cast-align warning in OS_TaskGetId_Impl for vxworks

[skliper]

Is your feature request related to a problem? Please describe.

/home/jhageman/cFS-GitHub/osal/src/os/vxworks/src/os-impl-tasks.c: In function ‘OS_TaskGetId_Impl’:
/home/jhageman/cFS-GitHub/osal/src/os/vxworks/src/os-impl-tasks.c:411:12: warning: cast increases required alignment of target type [-Wcast-align]
  411 |     lrec = (OS_impl_task_internal_record_t *)taskTcb(taskIdSelf());

Recreate by building on Ubuntu 20.04, set cast-align=strict in sample_defs/arch_build_custom.cmake and prep with ENABLE_UNIT_TESTS=true

Describe the solution you'd like
Resolve warnings.

Describe alternatives you've considered
None

Additional context
Observed on Ubuntu 20.04 w/ cast-align=strict

Requester Info
Jacob Hageman - NASA/GSFC