docs: fix a syntax typo (#5434)

Author: ahrtr

docs/src/docs/welcome/faq.mdx

@@ -40,7 +40,7 @@ It means that if you try to run an analysis on a single file or a group of files
 with dependencies on other files or packages of your project, as it doesn't compile (because of the missing pieces of code),
 it also cannot be analyzed.
 
-If there are `typecheck` errors, golangci-lint will not able to produce other reports because that kind of error doesn't allow it to perform any analysis.
+If there are `typecheck` errors, golangci-lint will not be able to produce other reports because that kind of error doesn't allow it to perform any analysis.
 
 How to troubleshoot: