chore: Fix typo problems

[erenavsarogullari]

Which issue does this PR close?

• Closes Fix typo problems #21494.

Rationale for this change

There are typo problems on following source-files and some of them were being highlighted by IntelliJ (CLion). It is useful to fix them:

datafusion/
     benchmarks/bench.sh
     benchmarks/lineprotocol.py
     core/src/execution/context/mod.rs
     expr/src/udf.rs
     functions-nested/src/range.rs
     optimizer/src/optimizer.rs
     optimizer/src/optimizer.rs
     physical-plan/src/joins/nested_loop_join.rs
     sqllogictest/src/engines/datafusion_engine/normalize.rs
     sqllogictest/test_files/repartition.slt

What changes are included in this PR?

This PR aims to fix found typo problems.

Are these changes tested?

Not required.

Are there any user-facing changes?

No