Zero out SPM broadband subsidy effective 2024-06-01 #5119

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liwenxin491 wants to merge 10 commits intoPolicyEngine:masterfrom

liwenxin491:liwenxin491/issue5003

Commits on Sep 26, 2024

Merge branch 'master' of https://github.com/PolicyEngine/policyengine-us into liwenxin491/issue5003
liwenxin491
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Add tests starting from 2025.
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