Update isMethodType to compare case-insensitively

This commit updates the isMethodType function in the HTTP Request class to compare the HTTP method type case-insensitively. This change is necessary to allow for more flexible matching of HTTP method types.

Closes #3335308

added 1608 commits

• 11b49823...04900c3c - 1606 commits from branch project:11.x
• 3a595b54 - Update isMethodType to compare case-insensitively
• 39d97cc2 - Testcase for isMethodType case-insensitively

Compare with previous version