SONARPY-2426 Fix quality gate issues (#2227)

Author: guillaume-dequenne

python-frontend/src/main/java/org/sonar/plugins/python/api/PythonInputFileContext.java

@@ -25,7 +25,6 @@
 import org.sonar.plugins.python.api.caching.CacheContext;
 import org.sonar.plugins.python.api.symbols.Symbol;
 import org.sonar.python.semantic.ProjectLevelSymbolTable;
-import org.sonar.python.types.TypeShed;
 
 public class PythonInputFileContext {
 

python-frontend/src/main/java/org/sonar/python/SubscriptionVisitor.java

@@ -45,11 +45,10 @@
 import org.sonar.plugins.python.api.tree.Token;
 import org.sonar.plugins.python.api.tree.Tree;
 import org.sonar.plugins.python.api.tree.Tree.Kind;
-import org.sonar.python.types.v2.TypeChecker;
 import org.sonar.python.regex.PythonAnalyzerRegexSource;
 import org.sonar.python.regex.PythonRegexIssueLocation;
 import org.sonar.python.regex.RegexContext;
-import org.sonar.python.types.TypeShed;
+import org.sonar.python.types.v2.TypeChecker;
 import org.sonarsource.analyzer.commons.regex.RegexParseResult;
 import org.sonarsource.analyzer.commons.regex.RegexParser;
 import org.sonarsource.analyzer.commons.regex.ast.FlagSet;