nexus5x: microbenchmarks: increase timeout value to 5 hrs

The 4 hrs timeout is not sufficient to run microbenchmarks
now

Change-Id: I51e2288b5a43234c0ca805d7b74aff5fffbde830
Signed-off-by: Vishal Bhoj <vishal.bhoj@linaro.org>
diff --git a/android/nexus5x/microbenchmarks_32.yaml b/android/nexus5x/microbenchmarks_32.yaml
index 8bcd903..6d11c7d 100644
--- a/android/nexus5x/microbenchmarks_32.yaml
+++ b/android/nexus5x/microbenchmarks_32.yaml
@@ -2,7 +2,7 @@
 job_name: microbenchmarks
 timeouts:
   job:
-    minutes: 240
+    minutes: 300
   action:
     minutes: 30
   connection:
diff --git a/android/nexus5x/microbenchmarks_64.yaml b/android/nexus5x/microbenchmarks_64.yaml
index 1b61811..19b5f7d 100644
--- a/android/nexus5x/microbenchmarks_64.yaml
+++ b/android/nexus5x/microbenchmarks_64.yaml
@@ -2,7 +2,7 @@
 job_name: microbenchmarks
 timeouts:
   job:
-    minutes: 240
+    minutes: 300
   action:
     minutes: 30
   connection: