Migrate code.vereign.com modules and paths to gitlab.com/gaia-x

vendor/goa.design/goa/v3/expr/dup.go

vendor/goa.design/goa/v3/expr/hasher.go

vendor/goa.design/goa/v3/expr/helpers.go

vendor/goa.design/goa/v3/expr/http_body_types.go

vendor/goa.design/goa/v3/expr/mapped_attribute.go

vendor/goa.design/goa/v3/expr/method.go

vendor/goa.design/goa/v3/expr/result_type.go

vendor/goa.design/goa/v3/expr/testing.go

vendor/goa.design/goa/v3/http/client.go

vendor/goa.design/goa/v3/http/encoding.go

vendor/goa.design/goa/v3/http/mux.go

vendor/goa.design/goa/v3/pkg/error.go

vendor/goa.design/goa/v3/pkg/version.go

vendor/golang.org/x/mod/module/module.go

vendor/golang.org/x/net/AUTHORS

vendor/golang.org/x/net/CONTRIBUTORS

vendor/golang.org/x/net/http2/client_conn_pool.go

vendor/golang.org/x/net/http2/frame.go

vendor/golang.org/x/net/http2/hpack/encode.go

vendor/golang.org/x/net/http2/hpack/hpack.go