chore(config): update browserslist config

Author: adorade

.browserslistrc

@@ -1,11 +1,5 @@
 # https://github.com/browserslist/browserslist#readme
 
->= 0.5%
-last 2 major versions
-not dead
-Chrome >= 60
-Firefox >= 60
-Firefox ESR
-iOS >= 12
-Safari >= 12
-not Explorer <= 11
+# > 0.5%, last 2 versions, Firefox ESR, not dead
+defaults
+last 2 major versions