Upgrade rubocop

Upgrade rubocop

diff --git a/.rubocop.yml b/.rubocop.yml
index f74aa30..f389e68 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -86,7 +86,7 @@ Layout/SpaceInsideParens:
   Enabled: true
 
 # Detect hard tabs, no hard tabs.
-Layout/Tab:
+Layout/IndentationStyle:
   Enabled: true
 
 # Blank lines should not have any spaces.
diff --git a/Gemfile.lock b/Gemfile.lock
index f7e168e..34f3ff9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -340,7 +340,7 @@ GEM
       rspec-support (~> 3.8)
     rspec-support (3.9.2)
     rtlit (0.0.5)
-    rubocop (0.81.0)
+    rubocop (0.82.0)
       jaro_winkler (~> 1.5.1)
       parallel (~> 1.10)
       parser (>= 2.7.0.1)

GitHub sha: 6f391b93