Fix incorrect timestamp in raw data output file names when running all scanners with -r option (#160)

* fix incorrect date generation in raw_data filename
* style(scanner): remove comments

---------

Signed-off-by: hyesung <hyesung.choi@lge.com>

Author: hyesung22

README.md

@@ -24,7 +24,7 @@ SPDX-License-Identifier: Apache-2.0
 [rule]: https://oss.lge.com/guide/process/osc_process/1-identification/copyright_license_rule.html
 
 ## Contents
-
+Please refer to https://fosslight.org/fosslight-guide/scanner/ for the FOSSLight Scanner User Guide.    
 - [FOSSLight Scanner](#fosslight-scanner)
   - [Contents](#contents)
   - [📋 Prerequisite](#-prerequisite)

src/fosslight_scanner/fosslight_scanner.py

@@ -13,6 +13,7 @@
 import shlex
 import subprocess
 import platform
+import time
 from pathlib import Path
 from datetime import datetime
 
@@ -196,6 +197,8 @@ def run_scanner(src_path, dep_arguments, output_path, keep_raw_data=False,
 
         if success:
             if run_src:
+                original_tz = os.environ.get('TZ')
+                
                 try:
                     if fosslight_source_installed:
                         src_output = _output_dir
@@ -232,6 +235,12 @@ def run_scanner(src_path, dep_arguments, output_path, keep_raw_data=False,
 
                 except Exception as ex:
                     logger.warning(f"Failed to run source analysis: {ex}")
+                finally:
+                    if original_tz:
+                        os.environ['TZ'] = original_tz
+                    elif 'TZ' in os.environ:
+                        del os.environ['TZ']
+                    time.tzset()
 
             if run_bin:
                 success, result = call_analysis_api(src_path, "Binary Analysis",