osqp: do not validate shared lib build on winodws

No symbols are exported so the DLL cannot be linked against. Leaving the switches in package() method as this should be fixed in future versions

recipes/osqp/all/conanfile.py

@@ -1,7 +1,9 @@
+import os
+
 from conan import ConanFile
 from conan.tools.files import get, copy, rm, rmdir, apply_conandata_patches, export_conandata_patches
 from conan.tools.cmake import CMake, CMakeToolchain, cmake_layout
-import os
+from conan.errors import ConanInvalidConfiguration
 
 required_conan_version = ">=1.53.0"
 
@@ -51,6 +53,10 @@ def config_options(self):
         if self.settings.os == "Windows":
             del self.options.fPIC
 
+    def validate(self):
+        if self.info.settings.os == "Windows" and self.info.options.shared:
+            raise ConanInvalidConfiguration("Building ahared OSQP library is not supported on Windows")
+
     def configure(self):
         if self.options.shared:
             self.options.rm_safe("fPIC")