build: remove unneeded windows check

Upon further investigation this Windows check is no longer needed
now that we are using the MSYS2 environment. The code used to check
whether netdb is supported, `have_netdb`, compiles on MSYS2 and
does not produce errors during build configuration.

Signed-off-by: Brandon Capener <[email protected]>

Author: bcapener

meson.build

@@ -59,7 +59,7 @@ want_examples = get_option('examples') and host_system != 'windows'
 want_docs = get_option('docs')
 want_docs_build = get_option('docs-build')
 
-is_static = get_option('default_library') == 'static' and host_system != 'windows'
+is_static = get_option('default_library') == 'static'
 
 feature_python = get_option('python')
 if not want_fabrics or feature_python.disabled()