diagnostic: Declare `interFileDependencies = true` #846

Job	Run time
Test with `JETLS_DEV_MODE = true`	10m 13s
Julia nightly - ubuntu-latest - x64	4m 32s
Test with `JULIA_NUM_THREADS = 4,2`	10m 10s
Self diagnostics	3m 58s
Test with `JETLS_DEBUG_LOWERING = true`	13m 14s
Julia 1.12 - ubuntu-latest - x64	10m 28s
Julia 1 - ubuntu-latest - x64	10m 4s
test_app / Test jetls check	4m 49s
Julia 1 - macos-latest - x64	15m 40s
test_app / Test jetls serve	5m 5s
test_app / Test jetls schema	4m 50s
check_schemas / Check schemas are up to date	3m 28s
	1h 36m 31s

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