Improve parameter type resolving

[arodus]

Currently the types are resolved by comparing the summary with a predefined set of patterns. We should check if there is a better and more reliable possibility to get the types.

#22

[arodus]

#20

[arodus]

https://github.com/nuke-build/azure/blob/c3b37911c61882440ab1790e3a63222266d2959c/src/Nuke.Azure/Generated/AzureGroup.Generated.cs#L270

should be a bool flag.