Update module spf13/viper to v1.7.0 (#494)

Update module spf13/viper to v1.7.0

Reviewed-on: https://kolaente.dev/vikunja/api/pulls/494

vendor/honnef.co/go/tools/unused/edge.go

@@ -0,0 +1,54 @@
+package unused
+
+//go:generate stringer -type edgeKind
+type edgeKind uint64
+
+func (e edgeKind) is(o edgeKind) bool {
+	return e&o != 0
+}
+
+const (
+	edgeAlias edgeKind = 1 << iota
+	edgeBlankField
+	edgeAnonymousStruct
+	edgeCgoExported
+	edgeConstGroup
+	edgeElementType
+	edgeEmbeddedInterface
+	edgeExportedConstant
+	edgeExportedField
+	edgeExportedFunction
+	edgeExportedMethod
+	edgeExportedType
+	edgeExportedVariable
+	edgeExtendsExportedFields
+	edgeExtendsExportedMethodSet
+	edgeFieldAccess
+	edgeFunctionArgument
+	edgeFunctionResult
+	edgeFunctionSignature
+	edgeImplements
+	edgeInstructionOperand
+	edgeInterfaceCall
+	edgeInterfaceMethod
+	edgeKeyType
+	edgeLinkname
+	edgeMainFunction
+	edgeNamedType
+	edgeNetRPCRegister
+	edgeNoCopySentinel
+	edgeProvidesMethod
+	edgeReceiver
+	edgeRuntimeFunction
+	edgeSignature
+	edgeStructConversion
+	edgeTestSink
+	edgeTupleElement
+	edgeType
+	edgeTypeName
+	edgeUnderlyingType
+	edgePointerType
+	edgeUnsafeConversion
+	edgeUsedConstant
+	edgeVarDecl
+)