[Gradle] Update Maven library description to min sdk version of 19

PiperOrigin-RevId: 630135310

Author: dsn5ft

lib/build.gradle

@@ -279,7 +279,7 @@ afterEvaluate {
           description = 'Material Components for Android is a static library ' +
             'that you can add to your Android application in order to use ' +
             'APIs that provide implementations of the Material Design specification. ' +
-            'Compatible on devices running API 14 or later.'
+            'Compatible on devices running API 19 or later.'
           url = 'https://github.com/material-components/material-components-android'
           inceptionYear = '2015'
           licenses {