Use absolute name of PWD to match Bazel's behavior (#1087)
Use absolute name of PWD to match Bazel's behavior (#1087)

Automatic merge from submit-queue

Use absolute name of PWD to match Bazel's behavior

Fixes breakage of upload-istioctl when the build directory is a symlink.

**Release note**:
```release-note
Fix failure on cross-compiled istioctl builds when path contains a symlink
```
mandarjog/istio,frankbu/istio,frankbu/istio,smawson/istio,smawson/istio,smawson/istio,smawson/istio,geeknoid/istio,mandarjog/istio,sebastienvas/istio,istio/istio,mandarjog/istio,frankbu/istio,sebastienvas/istio,sebastienvas/istio,frankbu/istio,sebastienvas/istio,istio/istio,istio/istio,frankbu/istio,geeknoid/istio,geeknoid/istio,geeknoid/istio,istio/istio,mandarjog/istio,geeknoid/istio,mandarjog/istio,istio/istio,geeknoid/istio,frankbu/istio,smawson/istio,smawson/istio,sebastienvas/istio