chore(deps): update ghcr.io/pingcap-qe/bases/pd-base docker tag to v1…

….8.0 (#150)

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| ghcr.io/pingcap-qe/bases/pd-base | final | minor | `v1.7.1` ->
`v1.8.0` |

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dockerfiles/cd/builders/pd/Dockerfile

@@ -34,7 +34,7 @@ RUN /pd/bin/pd-ctl -V
 RUN /pd/bin/pd-recover -V
 
 ########### stage: Final image
-FROM ghcr.io/pingcap-qe/bases/pd-base:v1.7.1
+FROM ghcr.io/pingcap-qe/bases/pd-base:v1.8.0
 
 COPY --from=building /pd/bin/pd-server  /pd-server
 COPY --from=building /pd/bin/pd-ctl     /pd-ctl