feat(contract): linting and typedefs

[0xpatrickdev]

• [x] ensures yarn workspace game-places-contract lint passes 4a7fdbd, a6496a0, 7e3d0ed

• [x] updates dependencies to agoric-upgrade-13 versions

• ~ensures yarn workspace game-places-contract typecheck yields no errors f2d6dfc~

  • see #32 and #31

Testing

Tested generated bundle sizes with both yarn install and agoric install. I also tested the case described in #28:

Installation Method	Dependency Scenario	File Name	Bundle Size
Yarn Install	Without assertIssuerKeywords	b1-a8760...8f376.json	1.3M
		b1-ede66...0121fe.json	1.3M
	With assertIssuerKeywords	b1-b1249...04c22.json	3.4M
		b1-e507d...928b9.json	1.3M
Agoric Install	Without assertIssuerKeywords	b1-08392...9bb07.json	1.1M
		b1-0888e...617e8.json	966K
	With assertIssuerKeywords	b1-c1d41...09dbd2.json	1.5M
		b1-0888e...617e8.json	966K