Add Certora formal verification for GhoStewardV2 #55

Job	Run time
verify (non-4626/Alex-gho-gsm_inverse.conf)	10m 58s
verify (non-4626/Alex-gho-gsm.conf)	6m 29s
verify (non-4626/balances-buy.conf)	12m 36s
verify (non-4626/balances-sell.conf)	11m 7s
verify (non-4626/Dominik-gho-assetToGhoInvertibility.conf --rule basicProperty_getAssetAmountForB...	9m 32s
verify (non-4626/Dominik-gho-fixedPriceStrategy.conf)	6m 47s
verify (non-4626/fees-buy.conf)	6m 56s
verify (non-4626/fees-sell.conf)	6m 25s
verify (non-4626/otakar-FixedFeeStrategy.conf)	5m 29s
verify (non-4626/Martin-gho-gsm.conf)	18m 18s
verify (non-4626/antti-optimality.conf --rule R3_optimalityOfSellAsset_v1 R1_optimalityOfBuyAsset...	18m 56s
verify (non-4626/otakar-getAmount_properties.conf --rule getAssetAmountForBuyAsset_funcProperty_L...	9m 29s
verify (non-4626/otakar-finishedRules.conf --rule whoCanChangeExposure whoCanChangeAccruedFees se...	41m 33s
verify (non-4626/otakar-OracleSwapFreezer.conf)	1m 52s
	2h 46m 27s

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