build(deps): Update strum requirement from 0.25.0 to 0.26.2 #113

Job	Run time
avalanchego-byzantine-tests	1m 51s
clippy	2m 4s
avalanchego-conformance-tests	2m 54s
avalanchego-integration-tests	8m 24s
docs	1m 49s
fmt	6s
unit tests	7m 18s
	24m 26s

Provide feedback