Merge pull request #787 from ascopes/task/log-non-fatal-dependency-warnings-as-debug-logs

Log non-fatal dependency warnings as debug warnings

Author: ascopes

protobuf-maven-plugin/src/main/java/io/github/ascopes/protobufmavenplugin/dependencies/aether/AetherResolver.java

@@ -224,7 +224,7 @@ private void reportWarnings(Iterable<? extends Exception> exceptions) {
       // We purposely log the warning class and message twice, since exception tracebacks are
       // hidden unless Maven was invoked with --errors.
       //noinspection LoggingPlaceholderCountMatchesArgumentCount
-      log.warn(
+      log.debug(
           "Dependency resolution warning was reported - {}: {}",
           exception.getClass().getName(),
           exception.getMessage(),