chore: bump go directive to 1.25.0 #147

Job	Run time
test / fuzz-test / Fuzz matrix	16s
test / Lint	35s
test / Unit tests (macos-latest, stable)	58s
test / Unit tests (ubuntu-latest, oldstable)	38s
test / Unit tests (windows-latest, stable)	1m 35s
test / Unit tests (macos-latest, oldstable)	42s
test / Unit tests (windows-latest, oldstable)	1m 50s
test / Unit tests (ubuntu-latest, stable)	44s
test / fuzz-test / fuzz test (github.com/go-openapi/jsonreference, FuzzParse)	2m 14s
test / collect-reports / collect test reports	9s
test / tests completed	3s
test / collect-coverage / collect test coverage	24s
	10m 8s

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