Bump material from 1.2.0-alpha02 to 1.3.0-alpha02

Bumps [material](https://github.com/material-components/material-components-android) from 1.2.0-alpha02 to 1.3.0-alpha02.
- [Release notes](https://github.com/material-components/material-components-android/releases)
- [Commits](material-components/material-components-android@1.2.0-alpha02...1.3.0-alpha02)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Author: dependabot-preview[bot]

build.gradle

@@ -6,7 +6,7 @@ buildscript {
         targetSdkVersion = 29
 
         kotlinVersion = '1.3.70'
-        materialVersion = '1.2.0-alpha02'
+        materialVersion = '1.3.0-alpha02'
         ankoVersion = '0.10.8'
 
         // architecture components