Fix path to template-commonlib.yml (sonic-net#1046)

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#### Why I did it

The paths in `template` is relative if an external resource isn't used.

##### Work item tracking
- Microsoft ADO **(number only)**:

#### How I did it

#### How to verify it

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- [ ] 201911
- [ ] 202006
- [ ] 202012
- [ ] 202106
- [ ] 202111
- [ ] 202205
- [ ] 202211

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- [ ] <!-- image version 2 -->

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#### Link to config_db schema for YANG module changes
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Author: saiarcot895

.azure-pipelines/build-commonlib.yml

@@ -9,4 +9,4 @@ schedules:
       - 202???
 
 jobs:
-- template: .azure-pipelines/template-commonlib.yml
+- template: template-commonlib.yml