Release v5.0.9 (#3597)

* Update all grammars

* Update atom-language-clean grammar to match

* Don't update reason grammer

There seems to be a problem with the 1.3.5 release in that the conversion isn't producing a reason entry so doesn't match whats in grammar.yml

* Bump version to 5.0.9

* Update grammars

* Don't update javascript grammar

The current grammar has a known issue and is pending the fix in https://github.com/atom/language-javascript/pull/497

grammars.yml

@@ -184,7 +184,7 @@ vendor/grammars/atom-language-1c-bsl:
 - source.sdbl
 vendor/grammars/atom-language-clean:
 - source.clean
-- source.gfm.clean
+- text.restructuredtext.clean
 vendor/grammars/atom-language-p4:
 - source.p4
 vendor/grammars/atom-language-perl6:

lib/linguist/version.rb

@@ -1,3 +1,3 @@
 module Linguist
-  VERSION = "5.0.8"
+  VERSION = "5.0.9"
 end