Remove `static` on module function declaration

[skliper]

Is your feature request related to a problem? Please describe. static declaration prevents overrides useful in testing/prototyping: https://github.com/nasa/PSP/blob/2227810a5145fe477c3e8233b2360856b30d12cb/fsw/shared/inc/cfe_psp_module.h#L66

Describe the solution you'd like Remove

Describe alternatives you've considered None

Additional context Supports faster than real time overrides with very minimal changes in the repo

Requester Info Jacob Hageman - NASA/GSFC