ci: Reduce size of results in metrics/logs tests

The number of results returned by the test queries are inherently large
and pollute the workflow logs unnecessarily.

.github/workflows/scripts/run-tests-filebeat.sh

@@ -37,7 +37,7 @@ declare -i was_retried=0
 
 # retry for max 60s (30*2s)
 for _ in $(seq 1 30); do
-	response="$(curl 'http://elasticsearch:9200/filebeat-*/_search?q=agent.type:%22filebeat%22%20AND%20input.type:%22container%22%20AND%20container.name:%22docker-elk-elasticsearch-1%22&pretty' -s --resolve "elasticsearch:9200:${ip_es}" -u elastic:testpasswd)"
+	response="$(curl 'http://elasticsearch:9200/filebeat-*/_search?q=agent.type:%22filebeat%22%20AND%20input.type:%22container%22%20AND%20container.name:%22docker-elk-elasticsearch-1%22&size=1&pretty' -s --resolve "elasticsearch:9200:${ip_es}" -u elastic:testpasswd)"
 
 	set +u  # prevent "unbound variable" if assigned value is not an integer
 	count="$(jq -rn --argjson data "${response}" '$data.hits.total.value')"

.github/workflows/scripts/run-tests-fleet.sh

@@ -44,7 +44,7 @@ declare -i was_retried=0
 
 # retry for max 60s (30*2s)
 for _ in $(seq 1 30); do
-	response="$(curl 'http://elasticsearch:9200/metrics-system.cpu-default/_search?q=agent.name:%22fleet-server%22%20AND%20agent.type:%22metricbeat%22%20AND%20event.module:%22system%22%20AND%20event.dataset:%22system.cpu%22%20AND%20metricset.name:%22cpu%22&pretty' -s --resolve "elasticsearch:9200:${ip_es}" -u elastic:testpasswd)"
+	response="$(curl 'http://elasticsearch:9200/metrics-system.cpu-default/_search?q=agent.name:%22fleet-server%22%20AND%20agent.type:%22metricbeat%22%20AND%20event.module:%22system%22%20AND%20event.dataset:%22system.cpu%22%20AND%20metricset.name:%22cpu%22&size=1&pretty' -s --resolve "elasticsearch:9200:${ip_es}" -u elastic:testpasswd)"
 
 	set +u  # prevent "unbound variable" if assigned value is not an integer
 	count="$(jq -rn --argjson data "${response}" '$data.hits.total.value')"
@@ -87,7 +87,7 @@ was_retried=0
 
 # retry for max 60s (30*2s)
 for _ in $(seq 1 30); do
-	response="$(curl 'http://elasticsearch:9200/logs-docker.container_logs-default/_search?q=agent.name:%22fleet-server%22%20AND%20agent.type:%22filebeat%22%20AND%20container.name:%22docker-elk-elasticsearch-1%22&pretty' -s --resolve "elasticsearch:9200:${ip_es}" -u elastic:testpasswd)"
+	response="$(curl 'http://elasticsearch:9200/logs-docker.container_logs-default/_search?q=agent.name:%22fleet-server%22%20AND%20agent.type:%22filebeat%22%20AND%20container.name:%22docker-elk-elasticsearch-1%22&size=1&pretty' -s --resolve "elasticsearch:9200:${ip_es}" -u elastic:testpasswd)"
 
 	set +u  # prevent "unbound variable" if assigned value is not an integer
 	count="$(jq -rn --argjson data "${response}" '$data.hits.total.value')"

.github/workflows/scripts/run-tests-heartbeat.sh

@@ -37,7 +37,7 @@ declare -i was_retried=0
 
 # retry for max 60s (30*2s)
 for _ in $(seq 1 30); do
-	response="$(curl 'http://elasticsearch:9200/heartbeat-*/_search?q=agent.type:%22heartbeat%22%20AND%20monitor.type:%22http%22%20AND%20url.domain:%22elasticsearch%22&pretty' -s --resolve "elasticsearch:9200:${ip_es}" -u elastic:testpasswd)"
+	response="$(curl 'http://elasticsearch:9200/heartbeat-*/_search?q=agent.type:%22heartbeat%22%20AND%20monitor.type:%22http%22%20AND%20url.domain:%22elasticsearch%22&size=1&pretty' -s --resolve "elasticsearch:9200:${ip_es}" -u elastic:testpasswd)"
 
 	set +u  # prevent "unbound variable" if assigned value is not an integer
 	count="$(jq -rn --argjson data "${response}" '$data.hits.total.value')"

.github/workflows/scripts/run-tests-metricbeat.sh

@@ -38,7 +38,7 @@ declare -i was_retried=0
 
 # retry for max 60s (30*2s)
 for _ in $(seq 1 30); do
-	response="$(curl 'http://elasticsearch:9200/metricbeat-*/_search?q=agent.type:%22metricbeat%22%20AND%20event.module:%22docker%22%20AND%20event.dataset:%22docker.container%22%20AND%20container.name:%22docker-elk-elasticsearch-1%22&pretty' -s --resolve "elasticsearch:9200:${ip_es}" -u elastic:testpasswd)"
+	response="$(curl 'http://elasticsearch:9200/metricbeat-*/_search?q=agent.type:%22metricbeat%22%20AND%20event.module:%22docker%22%20AND%20event.dataset:%22docker.container%22%20AND%20container.name:%22docker-elk-elasticsearch-1%22&size=1&pretty' -s --resolve "elasticsearch:9200:${ip_es}" -u elastic:testpasswd)"
 
 	set +u  # prevent "unbound variable" if assigned value is not an integer
 	count="$(jq -rn --argjson data "${response}" '$data.hits.total.value')"