Refactor test files to improve readability and consistency

- Cleaned up whitespace in user configuration validation and environment variable extraction tests.
- Enhanced logging statements for better clarity during test execution.
- Standardized formatting across test cases to improve maintainability.

openapi/tests/user/config_validation_test.go

@@ -10,11 +10,11 @@ import (
 func TestConfigValidationLogic(t *testing.T) {
 	// Test cases for different configuration scenarios
 	testCases := []struct {
-		name           string
-		clientID       string
-		clientSecret   string
-		shouldPass     bool
-		expectedError  string
+		name          string
+		clientID      string
+		clientSecret  string
+		shouldPass    bool
+		expectedError string
 	}{
 		{
 			name:          "valid_direct_values",