Update dependency haml to v7

Author: renovate[bot]

Gemfile

@@ -10,7 +10,7 @@ gem 'crack', '~>1.0'
 gem 'faraday', '~>2.14'
 gem 'gitlab', '~>6.0'
 gem 'glogin', '~>0.16'
-gem 'haml', '~>5.2'
+gem 'haml', '~>7.0'
 gem 'jira-ruby', '~>3.0'
 gem 'mail', '~>2.8'
 gem 'matrix', '~>0.4'

Gemfile.lock

@@ -78,8 +78,9 @@ GEM
       base58 (>= 0.2)
       base64 (>= 0.2)
       openssl (>= 2.0)
-    haml (5.2.2)
-      temple (>= 0.8.0)
+    haml (7.1.0)
+      temple (>= 0.8.2)
+      thor
       tilt
     hashie (5.0.0)
     httparty (0.23.2)
@@ -267,6 +268,7 @@ GEM
     temple (0.10.4)
     terminal-table (4.0.0)
       unicode-display_width (>= 1.1.1, < 4)
+    thor (1.4.0)
     tilt (2.6.1)
     timeout (0.5.0)
     tzinfo (2.0.6)
@@ -299,7 +301,7 @@ DEPENDENCIES
   faraday (~> 2.14)
   gitlab (~> 6.0)
   glogin (~> 0.16)
-  haml (~> 5.2)
+  haml (~> 7.0)
   jira-ruby (~> 3.0)
   mail (~> 2.8)
   matrix (~> 0.4)