added update command #391 (#392)

* add git2 crate #391

* added Update option #391

* updated readme #391

* fixed cargo.lock

* fixed option if-statement #391

* changed utc short option and rule-update short option #391

* updated readme

* updated readme

* fixed -u long option & version number update #391

* added fast-forwarding rules repository #391

* updated command line option #391

* moved output logo prev update rule

* fixed readme #391

* removed recursive option in readme

* English message update.

* cargo fmt

* Added update command#391 submodule ver (#401)

* changed rules update from clone and pull to submodule update #391

* fixed document

* changed unnecessary clone recursively to clone only

* English message update. ( 4657c35e5c cherry-pick)

* added create rules folder when rules folder is not exist

* fixed gitmodules github-rules url from ssh to https

Co-authored-by: Tanaka Zakku <71482215+YamatoSecurity@users.noreply.github.com>

* added caution case of update failed in readme #391

* fixed document

* added output error in case of loaded rule count is 0  #391 #392

 https://github.com/Yamato-Security/hayabusa/pull/392#issuecomment-1050276570

* --update-rules typo

* removed unused library call

Co-authored-by: Tanaka Zakku <71482215+YamatoSecurity@users.noreply.github.com>

src/detections/configs.rs

@@ -61,13 +61,14 @@ fn build_app<'a>() -> ArgMatches<'a> {
     -v --verbose 'Output verbose information.'
     -D --enable-deprecated-rules 'Enable sigma rules marked as deprecated.'
     -n --enable-noisy-rules 'Enable rules marked as noisy.'
+    -u --update-rules 'Clone latest hayabusa-rule'
     -m --min-level=[LEVEL] 'Minimum level for rules. (default: informational)'
     -l --live-analysis 'Analyze to WINDIR\\System32\\winevt\\Logs (Windows Only. Need Administrator privileges.)'
     --start-timeline=[STARTTIMELINE] 'Start time of the event to load from event file. (example: '2018/11/28 12:00:00 +09:00')'
     --end-timeline=[ENDTIMELINE] 'End time of the event to load from event file. (example: '2018/11/28 12:00:00 +09:00')'
     --rfc-2822 'Output date and time in RFC 2822 format. (example: Mon, 07 Aug 2006 12:34:56 -0600)'
     --rfc-3339 'Output date and time in RFC 3339 format. (example: 2006-08-07T12:34:56.485214 -06:00)'
-    -u --utc 'Output time in UTC format. (default: local time)'
+    -U --utc 'Output time in UTC format. (default: local time)'
     -t --thread-number=[NUMBER] 'Thread number. (default: optimal number for performance.)'
     -s --statistics 'Prints statistics of event IDs.'
     -q --quiet 'Quiet mode. Do not display the launch banner.'