chore(deps): update dependency google-api-core to v1.27.0 (GoogleCloudPlatform#5843)

Author: renovate-bot

monitoring/opencensus/requirements.txt

@@ -1,5 +1,5 @@
 Flask==2.0.0
-google-api-core==1.26.3
+google-api-core==1.27.0
 google-auth==1.30.0
 googleapis-common-protos==1.53.0
 opencensus==0.7.13

monitoring/prometheus/requirements.txt

@@ -1,5 +1,5 @@
 Flask==2.0.0
-google-api-core==1.25.1
+google-api-core==1.27.0
 google-auth==1.30.0
 googleapis-common-protos==1.53.0
 prometheus-client==0.10.1