Updates for limits.md

[eksqtr]

• Updated limits information for omp version under and In-Game Entities Server Properties
• Added redirect links to in-game entities.

[CLAassistant]

All committers have signed the CLA.

[eksqtr]

Do PVars and SVars omp version are unlimited? @AmyrAhmady

[ksenonadv]

Do PVars and SVars omp version are unlimited? @AmyrAhmady

Well yes, but actually no.
You're limited by available memory.

[eksqtr]

Do PVars and SVars omp version are unlimited? @AmyrAhmady

Well yes, but actually no. You're limited by available memory.

I see, thanks for clarification.