Fix typo

Author: andykaylor

clang/include/clang/CIR/Dialect/Passes.td

@@ -15,7 +15,7 @@ def CIRFlattenCFG : Pass<"cir-flatten-cfg"> {
   let summary = "Produces flatten CFG";
   let description = [{
     This pass transforms CIR by inlining all the nested regions. Thus,
-    the following condtions are true after the pass applied:
+    the following conditions are true after the pass applied:
     - there are no nested regions in any function body
     - all the blocks in a function belong to the parent region
     In other words, this pass removes such CIR operations like IfOp, LoopOp,