Updates component-mapping

Author: rvsia

packages/react-renderer-demo/src/app/pages/renderer/component-mapping.md

@@ -33,18 +33,13 @@ import { layoutComponents } from '@data-driven-forms/react-form-renderer';
 const layoutComponents = {
   [layoutComponents.FORM_WRAPPER]: 'FormWrapper',
   [layoutComponents.BUTTON]: 'Button',
-  [layoutComponents.COL]: 'Col',
-  [layoutComponents.FORM_GROUP]: 'FormGroup',
   [layoutComponents.BUTTON_GROUP]: 'ButtonGroup',
-  [layoutComponents.ICON]: 'Icon',
-  [layoutComponents.ARRAY_FIELD_WRAPPER]: 'ArrayFieldWrapper',
-  [layoutComponents.HELP_BLOCK]: 'HelpBlock',
   [layoutComponents.TITLE]: 'Title',
   [layoutComponents.DESCRIPTION]: 'Description',
 }
 ```
 
-Required components are: `FORM_WRAPPER`, `BUTTON`, `COL`, `FORM_GROUP` and `BUTTON_GROUP`. The rest is used only if you use certain
+Required components are: `FORM_WRAPPER`, `BUTTON` and `BUTTON_GROUP`. The rest is used only if you use certain
 components in your schema.
 
 Check the example below to see a simple implementation of layout components.
@@ -58,11 +53,6 @@ Check the example below to see a simple implementation of layout components.
 |----|----|-----------|-----|------------|
 |children|node|Content of the form||Based on form schema|
 
-#### Col
-|Prop|Type|Description|Value|Customizable|
-|----|----|-----------|-----|------------|
-|children|node|Wrapper around form field||Based on form schema|
-
 #### Button
 |Prop|Type|Description|Value|Customizable|
 |----|----|-----------|-----|------------|
@@ -75,14 +65,15 @@ Check the example below to see a simple implementation of layout components.
 |----|----|-----------|-----|------------|
 |children|node|Wrapper around form buttons||No|
 
-#### FormGroup
-|Prop|Type|Description|Value|Customizable|
-|----|----|-----------|-----|------------|
-|children|node|Form field group||Based on form schema|
-
-#### Icon, Array Field Wrapper, Help Block
-TO DO when array field docs are done
+#### Title
+|Prop|Type|Description|Customizable|
+|----|----|-----------|------------|
+|children|node|Form title|no|
 
+#### Description
+|Prop|Type|Description|Customizable|
+|----|----|-----------|------------|
+|children|node|Form description|no|
 
 ## Creating formFieldsMapper
 
@@ -106,6 +97,7 @@ const componentTypes = {
   [componentTypes.SWITCH]: 'switch-field',
   [componentTypes.TEXTAREA]: 'textarea-field',
   [componentTypes.SELECT]: 'select-field',
+  [componentTypes.PLAIN_TEXT]: 'plain-text',
 }
 ```