USHIFT-6358: Add comment about SYNC_FREQUENCY

Author: pacevedom

test/scenarios-bootc/presubmits/[email protected]

@@ -12,6 +12,7 @@ scenario_remove_vms() {
 }
 
 scenario_run_tests() {
+    # The SYNC_FREQUENCY is set to 5s to speed up the presubmits completion time.
     run_tests host1 \
         --variable "EXPECTED_OS_VERSION:9.6" \
         --variable "SYNC_FREQUENCY:5s" \

test/scenarios/presubmits/[email protected]

@@ -12,6 +12,7 @@ scenario_remove_vms() {
 }
 
 scenario_run_tests() {
+    # The SYNC_FREQUENCY is set to 5s to speed up the presubmits completion time.
     run_tests host1 \
         --variable "EXPECTED_OS_VERSION:9.6" \
         --variable "SYNC_FREQUENCY:5s" \

test/suites/standard1/dns.robot

@@ -70,7 +70,8 @@ Disable CoreDNS Hosts And Verify ConfigMap Removed
 *** Keywords ***
 Get Hosts Config Custom
     [Documentation]    Build hosts config with optional syncFrequency
-    ...    Lower sync frequency to speed up tests if SYNC_FREQUENCY is set
+    ...    syncFrequency is configurable in order to speed up the ConfigMap synchronization time
+    ...    for the pods that mount it.
     IF    "${SYNC_FREQUENCY}" != "${EMPTY}"
         ${config}=    Catenate    SEPARATOR=\n
         ...    ---