Increase child timeout

We're seeing timeout failures when running in a VM with nested
virtualization while compiling the BCP.

To fix the test breakage, and try to better understand the issue,
increase the timeout.

Test: presubmit
Bug: 238420132
Change-Id: I259c191038d4dc884dbd4d4a1433539b5c279222
diff --git a/odrefresh/odrefresh.cc b/odrefresh/odrefresh.cc
index 0f0f7f1..ba32b0a 100644
--- a/odrefresh/odrefresh.cc
+++ b/odrefresh/odrefresh.cc
@@ -101,10 +101,10 @@
 constexpr const char* kCacheInfoFile = "cache-info.xml";
 
 // Maximum execution time for odrefresh from start to end.
-constexpr time_t kMaximumExecutionSeconds = 300;
+constexpr time_t kMaximumExecutionSeconds = 480;
 
 // Maximum execution time for any child process spawned.
-constexpr time_t kMaxChildProcessSeconds = 90;
+constexpr time_t kMaxChildProcessSeconds = 120;
 
 constexpr mode_t kFileMode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;