Update dependency haml to v6

Author: renovate[bot]

Gemfile

@@ -12,7 +12,7 @@ gem 'backtrace', '~>0.3'
 gem 'concurrent-ruby', '~>1.1', require: 'concurrent'
 gem 'futex', '~>0.8'
 gem 'glogin', '~>0.13'
-gem 'haml', '~>5.2'
+gem 'haml', '~>6.0'
 gem 'mail', '~>2.7'
 gem 'minitest', '~>5.25', require: false
 gem 'minitest-reporters', '~>1.7', require: false

Gemfile.lock

@@ -75,8 +75,9 @@ GEM
       base58 (>= 0.2)
       base64 (>= 0.2)
       openssl (>= 2.0)
-    haml (5.2.2)
-      temple (>= 0.8.0)
+    haml (6.3.0)
+      temple (>= 0.8.2)
+      thor
       tilt
     hashdiff (1.2.0)
     http (4.4.1)
@@ -237,9 +238,10 @@ GEM
       sinatra (= 3.2.0)
       tilt (~> 2.0)
     stripe (6.5.0)
-    temple (0.10.3)
+    temple (0.10.4)
+    thor (1.4.0)
     thread_safe (0.3.6)
-    tilt (2.6.0)
+    tilt (2.6.1)
     timeout (0.4.3)
     timeout-extensions (0.1.1)
     twitter (7.0.0)
@@ -282,7 +284,7 @@ DEPENDENCIES
   concurrent-ruby (~> 1.1)
   futex (~> 0.8)
   glogin (~> 0.13)
-  haml (~> 5.2)
+  haml (~> 6.0)
   mail (~> 2.7)
   minitest (~> 5.25)
   minitest-reporters (~> 1.7)