Increase the default timeout for the build job (Azure#45311)

* Increase the default timeout for the build job

* fix comment grammar

Author: JimSuplizio

eng/pipelines/templates/jobs/ci.yml

@@ -64,6 +64,13 @@ parameters:
 
 jobs:
   - job: 'Build'
+    # This timeout is being set high because some tasks in the pullrequest pipeline
+    # run longer depending on the number of libraries being affected. For example,
+    # a version increment for core or identity, AKA something that has a lot of
+    # dependent libraries, which will cause a large number of pom file updates (100+).
+    # All of these updates need to get scanned for API changes which can take a while,
+    # and the default timeout of 60 minutes is just simply not enough.
+    timeoutInMinutes: 120
 
     variables:
       # The ServiceDirectory is an identifier. The pullrequest's ServiceDirectory of