Bump org.apache.maven.plugins:maven-assembly-plugin from 3.6.0 to 3.7.0 (#158)

Author: dependabot[bot]

pom.xml

@@ -171,7 +171,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-assembly-plugin</artifactId>
-        <version>3.6.0</version>
+        <version>3.7.0</version>
         <dependencies>
           <dependency>
             <groupId>com.onthegomap.planetiler</groupId>