Fix gitblit looking in the wrong path for your git folder

https://gerrit-review.googlesource.com/#/c/93293/4/src/main/java/com/googlesource/gerrit/plugins/gitblit/app/GitBlitSettings.java

Change-Id: I69c82a13e55f762c276d9b506c09ec71af5a1e1b

src/main/java/com/googlesource/gerrit/plugins/gitblit/app/GitBlitSettings.java

diff --git a/src/main/java/com/googlesource/gerrit/plugins/gitblit/app/GitBlitSettings.java b/src/main/java/com/googlesource/gerrit/plugins/gitblit/app/GitBlitSettings.java
index 16b2b2d..5cd583a 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/gitblit/app/GitBlitSettings.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/gitblit/app/GitBlitSettings.java
@@ -56,7 +56,8 @@
     this.properties = new Properties();
     this.config = new GitBlitUrlsConfig(config);
     this.etcDir = sitePaths.etc_dir.toFile();
-    this.basePath = sitePaths.data_dir.toFile();
+    this.basePath =
+      sitePaths.resolve(config.getString("gerrit", null, "basePath")).toFile();
     load();
   }