Default for {string enum} is {}, should be string value

[NickVolynkin]

values.yaml

## @param resourcesPreset {string enum:"nano,micro,small,medium,large,xlarge,2xlarge"} Default sizing preset used when `resources` is omitted. Allowed values: `nano`, `micro`, `small`, `medium`, `large`, `xlarge`, `2xlarge`.
resourcesPreset: "micro"

produces the following table row in the readme:

Name	Description	Type	Value
resourcesPreset	Default sizing preset used when resources is omitted. Allowed values: nano, micro, small, medium, large, xlarge, 2xlarge.	string	{}

expected result

Name	Description	Type	Value
resourcesPreset	Default sizing preset used when resources is omitted. Allowed values: nano, micro, small, medium, large, xlarge, 2xlarge.	string	"micro"