[pycharm] 2023.3 artwork, RC suffix, majorReleaseDate.

GitOrigin-RevId: 5746b83138b8e43a0587366e34d3421508b51c1e

python/ide-common/resources/idea/PyCharmCoreApplicationInfo.xml

 <!-- Copyright 2000-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file. -->
 <component xmlns="http://jetbrains.org/intellij/schema/application-info">
-  <version major="2023" minor="3" eap="true"/>
+  <version major="2023" minor="3" eap="false" suffix="RC"/>
   <company name="JetBrains s.r.o." url="https://www.jetbrains.com" copyrightStart="2010"/>
-  <build number="PC-__BUILD__" date="__BUILD_DATE__"/>
+  <build number="PC-__BUILD__" date="__BUILD_DATE__" majorReleaseDate="20231206"/>
   <logo url="/pycharm_core_logo.png"/>
   <icon svg="/pycharm-ce.svg" svg-small="/pycharm-ce_16.svg"/>
   <icon-eap svg="/pycharm-ce-eap.svg" svg-small="/pycharm-ce-eap_16.svg"/>