fixed logic for environment variable

Author: StephanKa

CMakePresets.json

@@ -422,7 +422,8 @@
         "CPP_STARTER_USE_QT": "ON"
       },
       "environment": {
-        "NOT_ON_C3I": "1"
+        "NOT_ON_C3I": "1",
+        "DONT_CONFIGURE_QT": "0"
       }
     }
   ],

conanfile.py

@@ -17,7 +17,7 @@ def configure(self):
             self.requires = conans.model.requires.Requirements(['fmt/10.0.0', 'sml/1.1.6'])
             return
 
-        if os.getenv("DONT_CONFIGURE_QT"):
+        if os.getenv("DONT_CONFIGURE_QT") == '1':
             requirement = ['catch2/3.4.0', 'gtest/1.14.0', 'docopt.cpp/0.6.3',
                            'spdlog/1.12.0', 'sml/1.1.8', 'nlohmann_json/3.11.2',
                            'boost/1.83.0', 'crowcpp-crow/1.0+5', 'cppzmq/4.9.0',