Update haml dependency

Author: raxod502

Gemfile.lock

@@ -2,15 +2,15 @@ PATH
   remote: .
   specs:
     syntax_tree-haml (1.3.3)
-      haml (>= 5.2)
+      haml (>= 5.2, != 6.0.0)
       prettier_print
       syntax_tree (>= 2.0.1)
 
 GEM
   remote: https://rubygems.org/
   specs:
     docile (1.4.0)
-    haml (6.0.0)
+    haml (6.0.3)
       temple (>= 0.8.2)
       thor
       tilt
@@ -23,7 +23,7 @@ GEM
       simplecov_json_formatter (~> 0.1)
     simplecov-html (0.12.3)
     simplecov_json_formatter (0.1.4)
-    syntax_tree (3.6.0)
+    syntax_tree (3.6.1)
       prettier_print
     temple (0.8.2)
     thor (1.2.1)

syntax_tree-haml.gemspec

@@ -24,7 +24,8 @@ Gem::Specification.new do |spec|
   spec.executables = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = %w[lib]
 
-  spec.add_dependency "haml", ">= 5.2"
+  # Can't use 6.0.0 due to https://github.com/haml/haml/issues/1085
+  spec.add_dependency "haml", ">= 5.2", "!= 6.0.0"
   spec.add_dependency "prettier_print"
   spec.add_dependency "syntax_tree", ">= 2.0.1"