[admin] start validation testcases at saturday morning

share/examples/run_testcases_validation

@@ -77,7 +77,7 @@ fi
 # printf " dow: ${dow}, dom: ${dom}..." >> ${flog}
 
 # only run on the first friday of the month
-if [ $now -eq 1 ] || ( [ $dow -eq 5 ] && [ $dom -lt 8 ] ); then
+if [ $now -eq 1 ] || ( [ $dow -eq 6 ] && [ $dom -lt 8 ] ); then
     rotatelog ${flog}
     printf "\n`date`\nstarting run_testcases_validation...\n" >> ${flog}
     export WAF_SUFFIX="${VARIANT}"