[clang-tools-extra] [clang-tidy] Add new check 'misc-scope-reduction' (PR #175429)

[via cfe-commits]

================
@@ -0,0 +1,194 @@
+// RUN: %check_clang_tidy %s misc-scope-reduction %t -- --
+
+// Test case 1: Variable can be moved to smaller scope (if-block)
----------------
vabridgers wrote:

addressed, resolved

https://github.com/llvm/llvm-project/pull/175429