Collapse folders with only one child folder (#1951)

Collapses a folder in code view which only has another folder as its only child. This lets you access a sub-folder which has content directly instead of navigating down the folder tree by clicking every folder separately.

Co-authored-by: René Pfeuffer <rene.pfeuffer@cloudogu.com>

scm-plugins/scm-git-plugin/src/main/java/sonia/scm/repository/spi/GitBrowseCommand.java

@@ -128,6 +128,8 @@ public class GitBrowseCommand extends AbstractGitCommand
     throws IOException {
     logger.debug("try to create browse result for {}", request);
 
+    resultCount = 0;
+
     this.request = request;
     repo = open();
     revId = computeRevIdToBrowse();