feat: add light client module for Celestia DA light client #1163

Job	Run time
determine-image-tag	9s
e2e / build-test-matrix	10s
e2e / docker-build	2s
e2e / test-details	1s
e2e / docker-build-wasm	2m 12s
e2e / e2e-tests (TestMsgMigrateContract_ContractError_GrandpaContract, TestGrandpaTestSuite)	21m 27s
e2e / e2e-tests (TestMsgMigrateContract_Success_GrandpaContract, TestGrandpaTestSuite)	21m 21s
e2e / e2e-tests (TestMsgTransfer_Succeeds_GrandpaContract, TestGrandpaTestSuite)	20m 35s
e2e / e2e-tests (TestMsgTransfer_TimesOut_GrandpaContract, TestGrandpaTestSuite)	18m 38s
e2e / e2e-tests (TestRecoverClient_Succeeds_GrandpaContract, TestGrandpaTestSuite)	25m 38s
	1h 50m 13s

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