* all: Refactor tests for idiomatic Go and minor improvements
Replaced redundant 'for key, _' with 'for key' in map iterations for clarity in doctests/cmds_hash_test.go. Updated time measurement from time.Now().Sub to time.Since in hset_benchmark_test.go for idiomatic Go usage. Simplified variadic argument types from interface{} to any and removed unused min function in maintnotifications/e2e/utils_test.go.
* maintnotifications/e2e/utils_test: Update variadic args type in printLog function
Changed the variadic argument type in printLog from 'any' to 'interface{}' for compatibility and consistency with standard Go practices.