Include missing Pylint "information" category (#334)

Author: juliangilbey

Diff for: pylsp/plugins/pylint_lint.py

@@ -126,6 +126,7 @@ def lint(cls, document, is_saved, flags=''):
         # The type can be any of:
         #
         #  * convention
+        #  * information
         #  * error
         #  * fatal
         #  * refactor
@@ -151,6 +152,8 @@ def lint(cls, document, is_saved, flags=''):
 
             if diag['type'] == 'convention':
                 severity = lsp.DiagnosticSeverity.Information
+            elif diag['type'] == 'information':
+                severity = lsp.DiagnosticSeverity.Information
             elif diag['type'] == 'error':
                 severity = lsp.DiagnosticSeverity.Error
             elif diag['type'] == 'fatal':