chore: rename compiler to concrete-compiler

zamalang => concretelang
zamacompiler => concretecompiler

compiler/lib/Support/KeySet.cpp

@@ -1,8 +1,8 @@
 // Part of the Concrete Compiler Project, under the BSD3 License with Zama Exceptions.
 // See https://github.com/zama-ai/homomorphizer/blob/master/LICENSE.txt for license information.
 
-#include "zamalang/Support/KeySet.h"
-#include "zamalang/Support/Error.h"
+#include "concretelang/Support/KeySet.h"
+#include "concretelang/Support/Error.h"
 
 #define CAPI_ERR_TO_LLVM_ERROR(s, msg)                                         \
   {                                                                            \
@@ -15,7 +15,7 @@
   }
 
 namespace mlir {
-namespace zamalang {
+namespace concretelang {
 
 KeySet::~KeySet() {
   int err;
@@ -366,5 +366,5 @@ KeySet::getKeyswitchKeys() {
   return keyswitchKeys;
 }
 
-} // namespace zamalang
+} // namespace concretelang
 } // namespace mlir