chore(deps): update dependency go to v1.25.4 (#68)

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

src/go.mod

@@ -2,7 +2,7 @@ module github.com/settlemint/chaincode-go-empty
 
 go 1.23.0
 
-toolchain go1.25.3
+toolchain go1.25.4
 
 require (
 	github.com/hyperledger/fabric-chaincode-go v0.0.0-20230731094759-d626e9ab09b9