v3.0-rc.1: RELEASENOTES and CHANGES, bumped up version (#556)

* 3.0rc1 RELEASENOTES and CHANGES, bumped up version

* Update version.php

* Update version.php

Co-authored-by: Jesus Federico <jesus@123it.ca>

Author: ssj365

CHANGES

@@ -1,3 +1,8 @@
+3.0rc1 (2021101004)
+
+Bug: Fix for Reverts credentials back to default after upgrade (CONTRIB-8930).
+Bug: Fix for code precheck errors for 3.0-beta.1 (CONTRIB-8929).
+
 3.0-beta.1 (2021101003)
 
 Matching code with moodle/master after release of Moodle 4.0.

RELEASENOTES

@@ -1,3 +1,8 @@
+3.0rc1 (2021101004)
+
+Bug: Fix for Reverts credentials back to default after upgrade (CONTRIB-8930).
+Bug: Fix for code precheck errors for 3.0-beta.1 (CONTRIB-8929).
+
 3.0-beta.1 (2021101003)
 
 Matching code with moodle/master after release of Moodle 4.0.

version.php

@@ -27,10 +27,10 @@
 defined('MOODLE_INTERNAL') || die;
 
 
-$plugin->version = 2021101003;
+$plugin->version = 2021101004;
 $plugin->requires = 2020061500;
 $plugin->cron = 0;
 $plugin->component = 'mod_bigbluebuttonbn';
-$plugin->maturity = MATURITY_BETA;
-$plugin->release = '3.0-beta.1';
+$plugin->maturity = MATURITY_RC;
+$plugin->release = '3.0-rc.1';