Fix conan

Linux/BigfootBuilder/conanfile.py

@@ -4,13 +4,16 @@ class RequirementsConan(ConanFile):
     name = "Requirements"
 
     options = {
-        "packages_channel"
+        "packages_channel": [str]
         }
     default_options = {
         "packages_channel": "main"
         }
 
     def configure(self):
+        self.options['mimalloc'].override = True
+        self.options['mimalloc'].shared = True
+    
         self.options['stduuid'].with_cxx20_span = True
         self.options['flatbuffers'].header_only = True