deps: update curlimages/curl docker tag to v8.16.0

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

test/chainsaw/integration/expose-keptn-metric/job-existing-metric.yaml

@@ -20,7 +20,7 @@ spec:
     spec:
       containers:
         - name: test-prometheus
-          image: curlimages/curl:8.11.0
+          image: curlimages/curl:8.16.0
           env:
             - name: NAME
               value: (replace_all($namespace, '-', ''))
@@ -38,7 +38,7 @@ spec:
               fi
               exit 1
         - name: test-api-endpoint
-          image: curlimages/curl:8.11.0
+          image: curlimages/curl:8.16.0
           env:
             - name: NAME
               value: (replace_all($namespace, '-', ''))

test/chainsaw/integration/expose-keptn-metric/job-no-metric.yaml

@@ -10,7 +10,7 @@ spec:
     spec:
       containers:
         - name: test-prometheus
-          image: curlimages/curl:8.11.0
+          image: curlimages/curl:8.16.0
           env:
             - name: NAME
               value: (replace_all($namespace, '-', ''))
@@ -26,7 +26,7 @@ spec:
                 exit 1
               fi
         - name: test-api-endpoint
-          image: curlimages/curl:8.11.0
+          image: curlimages/curl:8.16.0
           env:
             - name: NAME
               value: (replace_all($namespace, '-', ''))