Updated cross-spawn library due to sec vulnerabilty. · WebOfTrust/signify-ts@ab98355

Lint: examples/integration-scripts/credentials.test.ts#L308

'_' is assigned a value but never used

Lint: examples/integration-scripts/credentials.test.ts#L334

'filter' is never reassigned. Use 'const' instead

Lint: examples/integration-scripts/credentials.test.ts#L334

Unexpected any. Specify a different type

Lint: examples/integration-scripts/credentials.test.ts#L379

'_' is assigned a value but never used

Lint: examples/integration-scripts/delegation-multisig.test.ts#L307

'kstor1' is assigned a value but never used

Lint: examples/integration-scripts/delegation-multisig.test.ts#L308

'kstor2' is assigned a value but never used

Lint: examples/integration-scripts/delegation-multisig.test.ts#L317

'teeTor1' is assigned a value but never used

Lint: examples/integration-scripts/delegation-multisig.test.ts#L318

'teeTor2' is assigned a value but never used

Lint: examples/integration-scripts/delegation-multisig.test.ts#L320

'teeDone1' is assigned a value but never used

Lint: examples/integration-scripts/delegation-multisig.test.ts#L321

'teeDone2' is assigned a value but never used

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