chore: Update license-checker version to 2.0.0-beta1 (#7903)

Author: mshabarov

vaadin-spreadsheet-flow-parent/vaadin-spreadsheet-flow/pom.xml

@@ -30,7 +30,7 @@
         <dependency>
             <groupId>com.vaadin</groupId>
             <artifactId>license-checker</artifactId>
-            <version>2.0.0-alpha3</version>
+            <version>2.0.0-beta1</version>
             <scope>provided</scope>
         </dependency>
         <dependency>