SSB-47: Rename variable name

CAL/CalibrationCommon/lib/datacontainers/calibration_table.py

@@ -31,7 +31,7 @@ _ATTRIBUTE_NAME_TO_SERIALIZED_NAME = {
     'calibration_ppsdelay': 'CalTableHeader.Calibration.PPSDelay',
     'comment': 'CalTableHeader.Comment'
 }
-_CALIBRATION_TABLE_FILENAME_PATTERN = '**/*CalTable_???_mode?.dat'
+_CALIBRATION_TABLE_GLOB_PATH = '**/*CalTable_???_mode?.dat'
 
 
 class InvalidFileException(Exception):
@@ -217,7 +217,7 @@ class CalibrationTable:
 def read_calibration_tables_in_directory(directory_path: str):
     if not path.isdir(directory_path):
         raise NotADirectoryError(directory_path)
-    files = path.join(directory_path, _CALIBRATION_TABLE_FILENAME_PATTERN)
+    files = path.join(directory_path, _CALIBRATION_TABLE_GLOB_PATH)
 
     return [CalibrationTable.load_from_file(file_path)
             for file_path in glob(files, recursive=True)]