Update OTAPI things

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
ModFramework	nuget	patch	1.1.2-alpha -> 1.1.3-alpha
OTAPI.Upcoming (source)	nuget	patch	3.1.7-alpha -> 3.1.8-alpha
TerrariaServerAPI		digest	3277e86 -> 36bcd95

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