polish: Fix some inconsistencies in object names and messages

[abh1sar]

Description

This PR fixes some inconsistencies in object names and messages.
doc pr : apache/cloudstack-documentation#506

ACL Lists

1. Replace ACL Lists with ACLs as Access Control List Lists doesn't make sense
2. Replace Add ACL with Add ACL rule wherever a rule is being added

Before:

After:

Before:

After:

User data

1. Following industry conventions, User data should be written as two words
2. The term "User Data" used in the main menu creates some confusion, whether it is singular or plural. So renamed it to "User Data Library" where users can register new User Data.
3. User data should not be followed by "a"

Before:

After:

Before:

After:

Use Title Case in main menu and create new * buttons

List of all changes done:
TitleCase.txt

Before:

After:

Types of changes

• Breaking change (fix or feature that would cause existing functionality to change)
• New feature (non-breaking change which adds functionality)
• Bug fix (non-breaking change which fixes an issue)
• Enhancement (improves an existing feature and functionality)
• Cleanup (Code refactoring and cleanup, that may add test cases)
• build/CI
• test (unit or integration test code)

Feature/Enhancement Scale or Bug Severity

Feature/Enhancement Scale

• Major
• Minor

Bug Severity

• BLOCKER
• Critical
• Major
• Minor
• Trivial

Screenshots (if appropriate):

How Has This Been Tested?

How did you try to break this feature and the system with this change?

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 4.00%. Comparing base (011fced) to head (c55630f).
Report is 8 commits behind head on 4.20.

❗ There is a different number of reports uploaded between BASE (011fced) and HEAD (c55630f). Click for more details.

HEAD has 1 upload less than BASE

Flag	BASE (011fced)	HEAD (c55630f)
unittests	1	0

Additional details and impacted files

@@              Coverage Diff              @@
##               4.20   #10856       +/-   ##
=============================================
- Coverage     16.13%    4.00%   -12.13%     
=============================================
  Files          5652      400     -5252     
  Lines        497021    32555   -464466     
  Branches      60222     5770    -54452     
=============================================
- Hits          80202     1305    -78897     
+ Misses       407885    31101   -376784     
+ Partials       8934      149     -8785     

Flag	Coverage Δ
uitests	4.00% <ø> (ø)
unittests	?

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.

[sureshanaparti]

Suggested change

	"label.add.intermediate.certifrcate": "Add intermediate certificate",
	"label.add.intermediate.certificate": "Add intermediate certificate",

[sureshanaparti]

update label keys as well -label.user.data.id|name|details|...