docs: correct documentation of shared_library soversions
We have always accepted an int here as an alternative to a string, but
the initial documentation thought it was only a string.
@@ -17,9 +17,9 @@ kwargs:
instead (see above).
soversion:
- type: str
+ type: str | int
description: |
- A string specifying the soversion of this shared library,
+ A string or integer specifying the soversion of this shared library,
such as `0`. On Linux and Windows this is used to set the
soversion (or equivalent) in the filename. For example, if
`soversion` is `4`, a Windows DLL will be called `foo-4.dll` and one
