dcgm: fix build with gcc15

diff --git a/common/CudaLib/mock/CudaLibMock.cpp b/common/CudaLib/mock/CudaLibMock.cpp

index f79a74b..a3a43e9 100644

--- a/common/CudaLib/mock/CudaLibMock.cpp

+++ b/common/CudaLib/mock/CudaLibMock.cpp

@@ -15,6 +15,7 @@

  */

 #include "CudaLibMock.h"

+#include <algorithm>

 #include <fmt/format.h>

 #include <stdexcept>

diff --git a/common/DcgmStringHelpers.cpp b/common/DcgmStringHelpers.cpp

index 8bf1f05..5f72267 100644

--- a/common/DcgmStringHelpers.cpp

+++ b/common/DcgmStringHelpers.cpp

@@ -14,6 +14,7 @@

  * limitations under the License.

  */

 #include "DcgmStringHelpers.h"

+#include <algorithm>

 #include <cstring>

 #include <set>

diff --git a/common/EntityListHelpers.cpp b/common/EntityListHelpers.cpp

index a10bb1b..6f65efa 100644

--- a/common/EntityListHelpers.cpp

+++ b/common/EntityListHelpers.cpp

@@ -98,7 +98,7 @@ struct EntityMapTypedIterator

     bool operator==(EntityMapTypedIterator const &other) const

     {

-        return m_it == other.it;

+        return m_it == other.m_it;

     }

     template <typename Y>

diff --git a/nvvs/include/IgnoreErrorCodesHelper.h b/nvvs/include/IgnoreErrorCodesHelper.h

index 4c94581..4e101ea 100644

--- a/nvvs/include/IgnoreErrorCodesHelper.h

+++ b/nvvs/include/IgnoreErrorCodesHelper.h

@@ -18,6 +18,7 @@

 #include "DcgmGroupEntityPairHelpers.h"

 #include "DcgmStringHelpers.h"

+#include <optional>

 #include <exception>

 #include <map>

  patches = [

    ./remove-cuda-11.patch

    ./dynamic-libs.patch

    ./fix-gcc15.patch

    (replaceVars ./fix-paths.patch {

      inherit coreutils;

      inherit util-linux;

    "DcgmModuleSysmon::ReadCoreSpeed"

    "DcgmModuleSysmon::ReadTemperature"

    "Sysmon: initialize module"

    # Test assumes plugins are installed relative to the binary with a

    # populated `cudaless/` directory

    "GetPluginCudalessDir returns cudaless directory in plugin directory"

  ];

  # Add our paths to the CMake flags so FindCuda.cmake can find them.