Increase timeout and non-zero exit logs to error level

These cases are errors, so it makes more sense to log at error level.

Change-Id: I63eb945f1f6a3a5bffc24bfbf4a905f4d80d35a3

src/main/java/com/googlesource/gerrit/plugins/hooks/HookTask.java

diff --git a/src/main/java/com/googlesource/gerrit/plugins/hooks/HookTask.java b/src/main/java/com/googlesource/gerrit/plugins/hooks/HookTask.java
index 7a7189a..7fbf1a7 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/hooks/HookTask.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/hooks/HookTask.java
@@ -113,7 +113,7 @@
     } catch (InterruptedException iex) {
       // InterruptedException - timeout or cancel
       args.metrics.timeout(name);
-      log.warn("hook[{}] timed out: {}", name, iex.getMessage());
+      log.error("hook[{}] timed out: {}", name, iex.getMessage());
     } catch (Throwable err) {
       args.metrics.error(name);
       log.error("Error running hook {}", hook.toAbsolutePath(), err);
@@ -122,7 +122,7 @@
     if (result != null) {
       int exitValue = result.getExitValue();
       if (exitValue != 0) {
-        log.warn("hook[{}] exited with error status: {}", name, exitValue);
+        log.error("hook[{}] exited with error status: {}", name, exitValue);
       }
 
       if (log.isDebugEnabled()) {