julia

019807b1 - memoryrefunset fixes (#61872)

memoryrefunset fixes (#61872) Address code review from @vtjnash on https://github.com/JuliaLang/julia/pull/61759/changes#diff-07a80d46bd00f903348b4df9f5e0e2d88f5a2263f7115e200ed99c19064adb11 from after the PR merged.