Fix a ton of comment typos found by codespell.  Patch by
Luis Felipe Strano Moraes!

llvm-svn: 129558
diff --git a/llvm/lib/Transforms/Utils/LowerSwitch.cpp b/llvm/lib/Transforms/Utils/LowerSwitch.cpp
index 914a439..ed733d3 100644
--- a/llvm/lib/Transforms/Utils/LowerSwitch.cpp
+++ b/llvm/lib/Transforms/Utils/LowerSwitch.cpp
@@ -84,7 +84,7 @@
 INITIALIZE_PASS(LowerSwitch, "lowerswitch",
                 "Lower SwitchInst's to branches", false, false)
 
-// Publically exposed interface to pass...
+// Publicly exposed interface to pass...
 char &llvm::LowerSwitchID = LowerSwitch::ID;
 // createLowerSwitchPass - Interface to this file...
 FunctionPass *llvm::createLowerSwitchPass() {