Task(221586): Included the content for generating multiple-keys.

[ParanthamanPalani]

Title	Description
Task Link	221586
Feature description	Need to include the content for "Generating multiple keys"
Analysis and design	No analysis and design changes are required
Solution description	Updated the Syncfusion documentation to include guidelines for generating multiple keys
Output details
Test cases	Tested with Jekyll
Testbed sample location	N/A

Additional Checklist:

• Did you run the automation against your fix?
• Is there any API name change?
• Is there any existing behavior change of other features due to this code change?
• Does your new code introduce new warnings or binding errors?
• Does your code pass all FxCop and StyleCop rules?
• Did you record this case in the unit test or UI test?

Code Studio used in this PR? : Yes

If Yes: Primary use (choose one):

• [ X ] Generate new code
• [ X ] Refactor/improve existing code
• Tests
• Bug fix / Issue Fix
• Docs / comments
• Review assistance (explanations/summaries)
• Other

Outcome: With the help of Syncfusion Code Studio, I improved the previous content to provide better support to the customer

[SyncfusionBuild]

Build Status: INPROGRESS 🔃
Build Location: SF5400_CH

[SyncfusionBuild]

CI Status: FAILURE ❌
Source Compilation: SUCCESS ✅
Failure Reason: CI Failure with violation
Build Location: SF5400_CH
Technical Error(s): 0
Spelling Error(s): 0
Image Alt Text Error(s): 0
Image Size Error(s): 5
Image Name Error(s): 0
Front matter Error(s): 0
File Path Error(s): 0
CodeSnippet File Path Missing Error(s): 0
Toc Anchor Tags Validation Error(s): 0
MD Tag Validation Error(s): 0

[SyncfusionBuild]

Build Status: INPROGRESS 🔃
Build Location: SF5400_CH

[SyncfusionBuild]

CI Status: FAILURE ❌
Source Compilation: SUCCESS ✅
Failure Reason: CI Failure with violation
Build Location: SF5400_CH
Technical Error(s): 0
Spelling Error(s): 0
Image Alt Text Error(s): 0
Image Size Error(s): 5
Image Name Error(s): 0
Front matter Error(s): 0
File Path Error(s): 0
CodeSnippet File Path Missing Error(s): 0
Toc Anchor Tags Validation Error(s): 0
MD Tag Validation Error(s): 0

[SyncfusionBuild]

Build Status: INPROGRESS 🔃
Build Location: SF5400_CH

[SyncfusionBuild]

CI Status: FAILURE ❌
Source Compilation: SUCCESS ✅
Failure Reason: CI Failure with violation
Build Location: SF5400_CH
Technical Error(s): 0
Spelling Error(s): 0
Image Alt Text Error(s): 0
Image Size Error(s): 5
Image Name Error(s): 0
Front matter Error(s): 0
File Path Error(s): 0
CodeSnippet File Path Missing Error(s): 0
Toc Anchor Tags Validation Error(s): 0
MD Tag Validation Error(s): 0