Merge pull request #12 from shubhamshinde360/PA-5030

(PA-5030) Removing MAC OS 10.15 support from install puppet

Author: mhashizume

install.sh

@@ -468,11 +468,6 @@ if true; then
     fi
 
     case $major_version in
-      "10.11") platform_version="10.11";;
-      "10.12") platform_version="10.12";;
-      "10.13") platform_version="10.13";;
-      "10.14") platform_version="10.14";;
-      "10.15") platform_version="10.15";;
       "11")    platform_version="11";;
       "12")    platform_version="12";;
       *) echo "No builds for platform: $major_version"