fix: indentation and unnecessary imports

src/explicit_thisptr.cpp

@@ -1,8 +1,5 @@
 #include "explicit_thisptr.hpp"
 
-#include <clang/ASTMatchers/ASTMatchFinder.h>
-#include <clang/ASTMatchers/ASTMatchers.h>
-
 namespace clang::tidy::tidyfox {
 using namespace ast_matchers;
 

src/explicit_thisptr.hpp

@@ -1,7 +1,6 @@
 #pragma once
 
 #include <clang-tidy/ClangTidyCheck.h>
-#include <clang/ASTMatchers/ASTMatchFinder.h>
 
 namespace clang::tidy::tidyfox {
 

src/lib.cpp

@@ -1,5 +1,3 @@
-#include <cstdio>
-
 #include <clang-tidy/ClangTidyModule.h>
 #include <clang-tidy/ClangTidyModuleRegistry.h>