[ApolloPagination] Update `PaginationOutput` to operate over `GraphQLResult`s #1386

Job	Run time
changes	7s
Cocoapods Integration Tests - macOS	13s
Codegen Test Configurations - macOS	7m 1s
Run swift build for SPM packages (apollo-ios)	27s
Run swift build for SPM packages (apollo-ios-codegen)	30s
Run swift build for SPM packages (apollo-ios-pagination)	41s
Run Tuist Generation	3m 14s
Verify CLI Binary Archive - macOS	0s
Verify Frontend Bundle Latest - macOS	0s
Apollo Unit Tests - macOS	8s
Apollo Integration Tests - macOS	0s
Codegen CLI Unit Tests - macOS	10s
Codegen Lib Unit Tests - macOS	14s
ApolloPagination Unit Tests - macOS	2m 52s
	15m 37s

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