Update toml-rb gem to 2.0

Gemfile

@@ -489,7 +489,7 @@ gem 'grpc', '~> 1.30.2'
 
 gem 'google-protobuf', '~> 3.17.1'
 
-gem 'toml-rb', '~> 1.0.0'
+gem 'toml-rb', '~> 2.0'
 
 # Feature toggles
 gem 'flipper', '~> 0.21.0'

Gemfile.lock

@@ -1289,7 +1289,7 @@ GEM
     to_regexp (0.2.1)
     toml (0.2.0)
       parslet (~> 1.8.0)
-    toml-rb (1.0.0)
+    toml-rb (2.0.1)
       citrus (~> 3.0, > 3.0)
     tomlrb (1.3.0)
     tpm-key_attestation (0.9.0)
@@ -1659,7 +1659,7 @@ DEPENDENCIES
   thin (~> 1.8.0)
   thrift (>= 0.14.0)
   timecop (~> 0.9.1)
-  toml-rb (~> 1.0.0)
+  toml-rb (~> 2.0)
   truncato (~> 0.7.11)
   u2f (~> 0.2.1)
   unf (~> 0.1.4)