remove travis env vars; update plugins again

Author: Danielle Adams

plugin/heroku-nodejs-plugin-node-10.sha512

@@ -1 +1 @@
-05ffb9fabf7d4ad6b3f0867f3743a8380c8832cfb87746dab51741d00e6ec290919a0ad713cd46a39c505c47d798983a8a34fbe778ac9dcf579df8fc3b083eb3  heroku-nodejs-plugin-node-10-v00.tar.gz
+b5115aec48f6b4c65bfb45bcd8760ff7e484c5b5f0b77e1d27bef113195cab5798212ae7914118999a38fecc9249f6b3cc8f7fac0d8c1181600bf2cc6aee2f1a  heroku-nodejs-plugin-node-10-v8.tar.gz

plugin/heroku-nodejs-plugin-node-10.tar.gz

@@ -1 +1 @@
-c72c3c6740e4c9255303fa2e2b6688e74866cc2d8930ed27bb7d4612044ec28ee97c0252b5204b6b70dafb63c223db1924c562d8c644744fd955afa9d6fb7a62  heroku-nodejs-plugin-node-12-v00.tar.gz
+8fc937fc4727a7a82412b1f1fe278de81309a7c8fc297d340d6afbcdd649037f307dcbbe5dcf13388a57425e9a3d982c3adddb92f45802f51f2388c9fb24f6cc  heroku-nodejs-plugin-node-12-v8.tar.gz

plugin/heroku-nodejs-plugin-node-12.sha512

@@ -1 +1 @@
-c9686aebca9d59d38e398b949e29dd3bfe177cb5691ff90b16da27e667d8ec5e5c1de48d45526d4307862fe240d53e70617ca353eb091e88b320111f6ca72497  heroku-nodejs-plugin-node-14-v00.tar.gz
+f6fb9822aa438801314742415556cc3b60882fd58dd4708009fe6d227bef3568bc54ee5ebff925f93fc2ca4dd4c7e37ca4238fbc2181eb77d22ade7fa3afd2b3  heroku-nodejs-plugin-node-14-v8.tar.gz

plugin/heroku-nodejs-plugin-node-12.tar.gz

@@ -1 +1 @@
-614db270b7cdafb17d9d22d7b60cceb154a5e48dc51e99aa5974c52fc954132581db94da0401e41ece01b0fcc3f5a9db73728a551415f1dd1369c392abccaa36  heroku-nodejs-plugin-node-15-v00.tar.gz
+1d629c49d2946556830e7abd2e41128b6731bd9dbe7ac47b82842855cad26cdbee33f9956d433e5a67ad1c756a7b429d531effac6fcbf74685b954c4d7ef34a8  heroku-nodejs-plugin-node-15-v8.tar.gz

plugin/heroku-nodejs-plugin-node-14.sha512

@@ -1 +1 @@
-v00
+v8

plugin/heroku-nodejs-plugin-node-14.tar.gz

@@ -12,12 +12,11 @@
 ENV['RACK_ENV'] = 'test'
 
 RSpec.configure do |config|
-  config.filter_run focused: true unless ENV['IS_RUNNING_ON_TRAVIS']
   config.run_all_when_everything_filtered = true
   config.alias_example_to :fit, focused: true
   config.full_backtrace      = true
   config.verbose_retry       = true # show retry status in spec process
-  config.default_retry_count = 2 if ENV['IS_RUNNING_ON_TRAVIS'] # retry all tests that fail again
+  config.default_retry_count = 2 # retry all tests that fail again
 
   config.expect_with :rspec do |c|
     c.syntax = :expect