chore: bump go directive to 1.25.0 #233

Job	Run time
test / Lint	18s
test / fuzz-test / Fuzz matrix	26s
test / fuzz-test / fuzz test (github.com/go-openapi/jsonpointer, FuzzParse)	2m 7s
test / Unit tests (ubuntu-latest, stable)	45s
test / Unit tests (windows-latest, stable)	1m 22s
test / Unit tests (windows-latest, oldstable)	1m 43s
test / Unit tests (macos-latest, oldstable)	41s
test / Unit tests (macos-latest, stable)	51s
test / Unit tests (ubuntu-latest, oldstable)	43s
test / tests completed	3s
test / collect-reports / collect test reports	11s
test / collect-coverage / collect test coverage	19s
	9m 29s

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