Update number of parallel sessions to align with Sauce

Signed-off-by: Serhy <sergii@status.im>

ci/tests/Jenkinsfile.e2e-nightly

@@ -47,10 +47,12 @@ pipeline {
         ]) {
           dir('test/appium/tests') {
             sh """
-              python3 -m pytest -m testrail_id \
-                -m "not upgrade" \
-                -n24 --rerun_count=2 \
+              python3 -m pytest \
+                --numprocesses 16 \
+                --rerun_count=2 \
                 --testrail_report=True \
+                -m testrail_id \
+                -m "not upgrade" \
                 --network=${params.NETWORK} \
                 --apk=${params.APK_NAME}
             """

ci/tests/Jenkinsfile.e2e-prs

@@ -83,7 +83,8 @@ pipeline {
         ]) {
           dir('test/appium/tests') {
             sh """
-              python3 -m pytest -n24 \
+              python3 -m pytest \
+                --numprocesses 16 \
                 --rerun_count=2 \
                 --testrail_report=True \
                 -m "${params.TEST_MARKERS}" \

ci/tests/Jenkinsfile.e2e-upgrade

@@ -51,8 +51,10 @@ pipeline {
         ]) {
           dir('test/appium/tests') {
             sh """
-              python3 -m pytest -m upgrade \
-                -n24 --rerun_count=2 \
+              python3 -m pytest \
+                -m upgrade \
+                --numprocesses 16 \
+                --rerun_count=2 \
                 --testrail_report=True \
                 --network=${params.NETWORK} \
                 --apk=${params.APK_NAME} \