Replace MockMvc with MockMvcTester

[rashidi]

Summary by Sourcery

Tests:

• Use MockMvcTester instead of MockMvc for testing web endpoints.

[sourcery-ai]

Reviewer's Guide by Sourcery

This pull request replaces MockMvc with MockMvcTester in the UserResourceTests class. This change improves the readability and maintainability of the tests.

No diagrams generated as the changes look simple and do not need a visual representation.

File-Level Changes

Change	Details	Files
Replaced MockMvc with MockMvcTester.	Changed the type of the mvc field from MockMvc to MockMvcTester. Updated the setup method to use MockMvcTester.from() instead of webAppContextSetup(). Updated the perform() method calls to use the MockMvcTester fluent API. Updated the andExpect() method calls to use the MockMvcTester assertThat() method.	test-slice-tests-rest/src/test/java/zin/rashidi/boot/test/slices/user/UserResourceTests.java
Updated the README.adoc file.	Removed the line that was no longer needed.	test-slice-tests-rest/README.adoc

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[sourcery-ai]

Hey @rashidi - I've reviewed your changes and they look great!

Here's what I looked at during the review

• 🟢 General issues: all looks good
• 🟢 Security: all looks good
• 🟢 Testing: all looks good
• 🟢 Complexity: all looks good
• 🟢 Documentation: all looks good

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud