Add RPC client clawback test

[dzmitryhil]

Description

Add RPC client clawback test

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This change is 

[miladz68]

Reviewed 6 of 6 files at r1, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @wojtek-coreum and @ysv)

[wojtek-coreum]

Reviewed 6 of 6 files at r1, all commit messages.
Reviewable status: all files reviewed, 1 unresolved discussion (waiting on @dzmitryhil and @ysv)

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integration-tests/xrpl/rpc_test.go line 970 at r1 (raw file):

		// https://xrpl.org/docs/references/protocol/transactions/types/accountset/#accountset-flags
		// asfAllowTrustLineClawback	16
		SetFlag: lo.ToPtr(uint32(16)),

set const for this

[dzmitryhil]

Reviewable status: all files reviewed, 1 unresolved discussion (waiting on @wojtek-coreum and @ysv)

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integration-tests/xrpl/rpc_test.go line 970 at r1 (raw file):

Previously, wojtek-coreum (Wojtek) wrote…

set const for this

Make sense, done.

[miladz68]

Reviewed 1 of 1 files at r2, all commit messages.
Reviewable status: all files reviewed, 1 unresolved discussion (waiting on @wojtek-coreum and @ysv)

[wojtek-coreum]

Reviewed 1 of 1 files at r2, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @ysv)