Fix broken if/then/else logic.

Fixes https://gitlab.com/kicad/code/kicad/issues/13192

eeschema/sch_plugins/kicad/sch_sexpr_parser.cpp

@@ -3839,19 +3839,19 @@ SCH_TEXT* SCH_SEXPR_PARSER::parseSchText()
 
             SCH_FIELD* field = parseSchField( text.get() );
 
-            if( text->Type() == SCH_GLOBAL_LABEL_T )
+            // If the field is a Intersheetrefs it is not handled like other fields:
+            // It always exists and is the first in list
+            if( text->Type() == SCH_GLOBAL_LABEL_T
+                && ( field->GetInternalName() == wxT( "Intersheet References" ) // old name in V6.0
+                     || field->GetInternalName() == wxT( "Intersheetrefs" ) ) ) // Current name
             {
-                // If the field is a Intersheetrefs it is not handled like other fields:
-                // It always exists and is the first in list
-                if( field->GetInternalName() == wxT( "Intersheetrefs") ||       // Current name
-                    field->GetInternalName() == wxT( "Intersheet References") ) // old name in V6.0
-                {
-                    SCH_GLOBALLABEL* label = static_cast<SCH_GLOBALLABEL*>( text.get() );
-                    label->GetFields()[0] = *field;
-                }
+                SCH_GLOBALLABEL* label = static_cast<SCH_GLOBALLABEL*>( text.get() );
+                label->GetFields()[0] = *field;
             }
             else
+            {
                 static_cast<SCH_LABEL_BASE*>( text.get() )->GetFields().emplace_back( *field );
+            }
 
             delete field;
             break;