Support for protobuf 2.2.2

[go-aegian]

protoc-gen-knit-ts: 0.0.7 currently cannot generate when protobuf 2.2.2 is installed

var RelationConfig = import_protobuf.proto3.makeMessageType(
                                            ^

TypeError: Cannot read properties of undefined (reading 'makeMessageType')
    at Object.<anonymous> (C:\proto\proto\node_modules\@bufbuild\protoc-gen-knit-ts\dist\cjs\index.js:37:45)
    at Module._compile (node:internal/modules/cjs/loader:1550:14)
    at Object..js (node:internal/modules/cjs/loader:1702:10)
    at Module.load (node:internal/modules/cjs/loader:1307:32)
    at Function._load (node:internal/modules/cjs/loader:1121:12)
    at TracingChannel.traceSync (node:diagnostics_channel:322:14)
    at wrapModuleLoad (node:internal/modules/cjs/loader:219:24)
    at Module.require (node:internal/modules/cjs/loader:1329:12)
    at require (node:internal/modules/helpers:136:16)
    at Object.<anonymous> (C:\proto\proto\node_modules\@bufbuild\protoc-gen-knit-ts\bin\protoc-gen-knit-ts:4:27)

[jhump]

As mentioned over in bufbuild/knit#65, this is also the issue with that timestamp-related thing. This repo needs to be updated to use the latest version of protobuf-es (i.e. "@bufbuild/protobuf").