Replace InvalidTextLocationError with SolidLSPException subclass

src/solidlsp/ls_utils.py

@@ -21,16 +21,12 @@ from urllib.parse import urlparse
 import charset_normalizer
 import requests
 
-from solidlsp.ls_exceptions import SolidLSPException
+from solidlsp.ls_exceptions import InvalidTextLocationError, SolidLSPException
 from solidlsp.ls_types import UnifiedSymbolInformation
 
 log = logging.getLogger(__name__)
 
 
-class InvalidTextLocationError(Exception):
-    pass
-
-
 class TextStepper:
     r"""
     A utility class for stepping through a text string line by line, keeping track of the current line and column numbers.