fix: remove validator fee from same-blockchain bids #532

Job	Run time
Build Docker images (amd64)	8m 8s
build / Build and attach .deb and .whl packages (3.10, amd64)	5m 43s
shared / Bandit	32s
shared / Format	39s
shared / Sort	32s
shared / Lint	31s
shared / Static Code Analysis	2m 39s
shared / Unit test for Python 3.10 on ubuntu-22.04	38s
shared / Unit test for Python 3.11 on ubuntu-22.04	36s
shared / Unit test for Python 3.12 on ubuntu-22.04	42s
shared / Unit test for Python 3.13.0-rc.1 on ubuntu-22.04	1m 28s
install (ubuntu-20.04)	2m 4s
install (ubuntu-22.04)	1m 56s
E2E tests (amd64)	5m 58s
	32m 6s

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