chore(saucelabs): always test 2 latest Safari versions

Safari 10 does not finish the tests, but Safari 11 and 12 do

karma-shared.conf.js

@@ -65,13 +65,11 @@ module.exports = function(config, specificOptions) {
       'SL_Safari-1': {
         base: 'SauceLabs',
         browserName: 'safari',
-        platform: 'OS X 10.12',
         version: 'latest-1'
       },
       'SL_Safari': {
         base: 'SauceLabs',
         browserName: 'safari',
-        platform: 'OS X 10.12',
         version: 'latest'
       },
       'SL_IE_9': {
@@ -104,17 +102,15 @@ module.exports = function(config, specificOptions) {
         platform: 'Windows 10',
         version: 'latest-1'
       },
-      'SL_iOS_10': {
+      'SL_iOS': {
         base: 'SauceLabs',
         browserName: 'iphone',
-        platform: 'OS X 10.12',
-        version: '10.3'
+        version: 'latest'
       },
-      'SL_iOS_11': {
+      'SL_iOS-1': {
         base: 'SauceLabs',
         browserName: 'iphone',
-        platform: 'OS X 10.12',
-        version: '11.2'
+        version: 'latest-1'
       },
 
       'BS_Chrome': {

scripts/travis/build.sh

@@ -16,7 +16,7 @@ SAUCE_ACCESS_KEY=$(echo "$SAUCE_ACCESS_KEY" | rev)
 BROWSERS="SL_Chrome,SL_Chrome-1,\
 SL_Firefox,SL_Firefox-1,\
 SL_Safari,SL_Safari-1,\
-SL_iOS_10,SL_iOS_11,\
+SL_iOS,SL_iOS-1,\
 SL_IE_9,SL_IE_10,SL_IE_11,\
 SL_EDGE"