ui: use default product version suffix for PyCharm

GitOrigin-RevId: 88015c7aaec4b7db9c4835d9094a7d77b186504a

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

 <component xmlns="http://jetbrains.org/intellij/schema/application-info"
            xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
            xsi:schemaLocation="http://jetbrains.org/intellij/schema/application-info http://jetbrains.org/intellij/schema/ApplicationInfo.xsd">
-  <version major="2019" minor="3" eap="true" suffix="Snapshot"/>
+  <version major="2019" minor="3" eap="true"/>
   <company name="JetBrains s.r.o." url="https://www.jetbrains.com" copyrightStart="2010"/>
   <build number="PC-__BUILD__" date="__BUILD_DATE__"/>
   <logo url="/pycharm_core_logo.png" textcolor="ffffff" progressColor="ffffff" progressX="114" progressY="278" progressHeight="3"/>