ACS-6356 Run ES tests only on PRs. Skip runner diskspace cleanup. #1952

Job	Run time
CMIS TAS tests - Open Search (CMIS API)	15m 51s
All AMPs tests	12m 41s
Distribution Zip content tests	12m 7s
CMIS TAS tests - Elastic Search \| postgreSQL (CMIS API)	21m 42s
CMIS TAS tests - Elastic Search \| MySQL (CMIS API)	21m 13s
CMIS TAS tests - Elastic Search \| MariaDB 10.6 (CMIS API)	15m 43s
Upload docker images needed for pipeline tests: <acs.version>-<PIPELINE_TAG_TEXT_INSERT>-<build>	0s
PMD Scan	0s
CMIS TAS tests - Elastic Search \| MS SQL (CMIS API)	21m 39s
CMIS TAS tests - Elastic Search \| Oracle 19.3.0-ee (CMIS API)	21m 41s
Single Pipeline image tests	19m 8s
Transform Service Mutal TLS TAS tests with mutal TLS	21m 40s
${{ matrix.testSuite }} TAS tests	0s
${{ matrix.testSuite }} \| TAS tests (Search API)	0s
Transform Service Mutal TLS Disabled Hostname Verification TAS tests with mutal TLS	21m 42s
REST API TAS tests with AIMS	21m 40s
CMIS - BROWSER binding TAS tests with AIMS	21m 39s
CMIS - ATOM binding TAS tests with AIMS	21m 38s
Test Tomcat deployment	13m 52s
Elasticsearch Upgrade TAS tests	21m 39s
Source Clear Scan (SCA)	0s
Opensearch Upgrade TAS tests	21m 40s
	5h 27m 15s

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