Strip '\r' and '\n' from the end of each line if they exist when parsing the vcpkg database (#12416)

* Strip '\r' and '\n' from the end of each line if they exist when parsing the vcpkg database.

* remove debugging log

* Fix lint issue

* Revert regex

* Refactor line trimming

* Fix lint issues

* Remove old comment

Extension/src/LanguageServer/extension.ts

@@ -66,7 +66,7 @@ async function initVcpkgDatabase(): Promise<VcpkgDatabase> {
                 }
 
                 const portName: string = portFilePair[0];
-                const relativeHeader: string = portFilePair[1];
+                const relativeHeader: string = portFilePair[1].trimEnd();
 
                 if (!database[relativeHeader]) {
                     database[relativeHeader] = [];