[Clang][Tooling][NFC] Use move to avoid copies of large objects (llvm#143603)

Static analysis flagged these cases in which can use std::move and avoid
copies of large objects.

Author: shafik

clang/lib/Tooling/DependencyScanning/ModuleDepCollector.cpp

@@ -657,7 +657,7 @@ void ModuleDepCollectorPP::moduleImport(SourceLocation ImportLoc,
     P1689ModuleInfo RequiredModule;
     RequiredModule.ModuleName = Path[0].getIdentifierInfo()->getName().str();
     RequiredModule.Type = P1689ModuleInfo::ModuleType::NamedCXXModule;
-    MDC.RequiredStdCXXModules.push_back(RequiredModule);
+    MDC.RequiredStdCXXModules.push_back(std::move(RequiredModule));
     return;
   }
 
@@ -920,7 +920,7 @@ void ModuleDepCollectorPP::addAllSubmoduleDeps(
 
 void ModuleDepCollectorPP::addOneModuleDep(const Module *M, const ModuleID ID,
                                            ModuleDeps &MD) {
-  MD.ClangModuleDeps.push_back(ID);
+  MD.ClangModuleDeps.push_back(std::move(ID));
   if (MD.IsInStableDirectories)
     MD.IsInStableDirectories = MDC.ModularDeps[M]->IsInStableDirectories;
 }