Revert "feat: Support for Firebolt rpc 2.0"

[brendanobra]

Reverts #677

[github-actions]

Package	Line Rate	Health
device.thunder_ripple_sdk.src.client	74%	➖
core.sdk.src.api	78%	✔
device.thunder_ripple_sdk.src.bootstrap	0%	❌
core.main.src.firebolt.handlers	9%	❌
device.thunder.src.bootstrap	0%	❌
core.sdk.src.api.device	77%	✔
device.thunder.src	0%	❌
core.main.src.broker.thunder	22%	❌
core.tdk.src.utils	0%	❌
core.main.src.state.cap	43%	➖
core.main.src.firebolt	3%	❌
device.thunder_ripple_sdk.src.processors.events	0%	❌
core.main.src.bootstrap.manifest	0%	❌
core.sdk.src.extn.client	91%	✔
core.main.src.utils	26%	❌
openrpc_validator.src	73%	➖
core.sdk.src.extn.ffi	80%	✔
core.tdk.src.gateway	100%	✔
core.launcher.src.manager	7%	❌
core.main.src.service.extn	40%	❌
core.sdk.src.api.manifest	91%	✔
core.main.src.service	31%	❌
core.main.src.broker	45%	➖
core.launcher.src	0%	❌
core.main.src.bootstrap	0%	❌
core.sdk.src.api.distributor	84%	✔
core.main.src.processor.storage	0%	❌
core.sdk.src.api.firebolt	77%	✔
core.sdk.src.api.gateway	72%	➖
core.main.src.service.apps	47%	➖
core.sdk.src.framework	75%	➖
core.sdk.src.utils	49%	➖
device.thunder_ripple_sdk.src.events	4%	❌
device.thunder_ripple_sdk.src.processors	9%	❌
distributor.general.src	2%	❌
core.sdk.src.api.observability	61%	➖
core.main.src.bootstrap.extn	0%	❌
device.thunder_ripple_sdk.src	15%	❌
core.main.src.processor	0%	❌
core.main.src	0%	❌
core.main.src.state	23%	❌
core.sdk.src.extn	83%	✔
device.mock_device.src	52%	➖
Summary	43% (18524 / 43278)	➖

Minimum allowed line rate is 42%