[FSTORE-1628][APPEND] dont instantiate hudi when not necessary #785

Job	Run time
Lint and Stylecheck	15s
Unit Tests (Pandas 1.x)	2m 12s
Unit Tests (No Optional Dependencies)	2m 17s
Unit Tests (Local TZ)	3m 11s
Unit Tests (3.8)	2m 35s
Unit Tests (Typechecked)	1m 42s
Unit Tests (3.9)	2m 47s
Unit Tests (Windows)	8m 10s
Unit Tests (Windows) (Local TZ)	10m 16s
Unit Tests (3.10)	3m 17s
	36m 42s

Provide feedback