chore: prep release v4.6.0 #4352

Job	Run time
rustfmt	16s
ubuntu-latest - build	2m 59s
ubuntu-latest - check-m2-native	3m 19s
ubuntu-latest - check-clippy	2m 38s
ubuntu-latest - check-clippy-verify-signature	2m 52s
ubuntu-latest - test-fvm	3m 19s
ubuntu-latest - test	2m 57s
ubuntu-latest - integration	7m 25s
ubuntu-latest - conformance	2m 13s
ubuntu-latest - calibration	7m 49s
macos-latest - build	3m 54s
macos-latest - check-clippy-verify-signature	3m 44s
macos-latest - integration	7m 33s
	50m 58s

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