Changes gas station's keeper address to Tenderly signer

[raq0x]

As a part of migration from Chainlink automation, we will handle the upkeeps from Tenderly actions and the keeper address needs to be changed to Tenderly action's signer

[github-actions]

FILENAME: MaxiOps/gasStation/2026-06/set-keeper-address.json
COMMIT: 81bd48927b13a220e475ab99058b5783ae9e33b3

Validator	Result
validate_contains_msig	✅
validate_msig_in_address_book	✅
validate_chain_specified	✅

[github-actions]

FILENAME: MaxiOps/gasStation/2026-06/set-keeper-address.json
MULTISIG: multisigs/omni (mainnet:0x9ff471F9f98F42E5151C7855fD1b5aa906b1AF7e)
COMMIT: 81bd48927b13a220e475ab99058b5783ae9e33b3
CHAIN(S): mainnet
TENDERLY: 🟩 SUCCESS

+------------------+---------------------------------------------------------------------+-------+----------------------------------------------------------------------------------------+------------+----------+
| fx_name          | to                                                                  | value | inputs                                                                                 | bip_number | tx_index |
+------------------+---------------------------------------------------------------------+-------+----------------------------------------------------------------------------------------+------------+----------+
| setKeeperAddress | 0x7fb8f5D04b521B6880158819E69538655AABD5c4 (maxiKeepers/gasStation) | 0     | {                                                                                      | N/A        |   N/A    |
|                  |                                                                     |       |   "keeperAddress": [                                                                   |            |          |
|                  |                                                                     |       |     "0xE83E686b3344a33ED8f4f1a8Ee739F215A6A126a (EOA/keepers/tenderly_actions_signer)" |            |          |
|                  |                                                                     |       |   ]                                                                                    |            |          |
|                  |                                                                     |       | }                                                                                      |            |          |
+------------------+---------------------------------------------------------------------+-------+----------------------------------------------------------------------------------------+------------+----------+

[gosuto-inzasheru]

lgtm

[gosuto-inzasheru]

@raq0x / @Xeonus this was not placed in the OmniAutoOps dir, so did not get queued automatically