Feature: ResizableTextArea in widget and dashboard (#969)

* Create ResizableTextArea component
* Rubocop fixes and spec fixes

Co-authored-by: Sojan <sojan@pepalo.com>

.rubocop.yml

@@ -8,8 +8,17 @@ Lint/RaiseException:
   Enabled: true
 Lint/StructNewOverride:
   Enabled: true
+Lint/DeprecatedOpenSSLConstant:
+  Enabled: true
+Lint/MixedRegexpCaptureTypes:
+  Enabled: true
 Layout/LineLength:
   Max: 150
+Layout/EmptyLinesAroundAttributeAccessor:
+  Enabled: true
+Layout/SpaceAroundMethodCallOperator:
+  Enabled: true
+
 Metrics/ClassLength:
   Max: 125
   Exclude:
@@ -18,6 +27,8 @@ RSpec/ExampleLength:
   Max: 25
 Style/Documentation:
   Enabled: false
+Style/ExponentialNotation:
+  Enabled: false
 Style/FrozenStringLiteralComment:
   Enabled: false
 Style/SymbolArray:
@@ -28,6 +39,12 @@ Style/HashTransformKeys:
   Enabled: true
 Style/HashTransformValues:
   Enabled: true
+Style/RedundantRegexpCharacterClass:
+  Enabled: true
+Style/RedundantRegexpEscape:
+  Enabled: true
+Style/SlicingWithRange:
+  Enabled: true
 Style/GlobalVars:
   Exclude:
     - 'config/initializers/redis.rb'