Fix CI, added missing files

Added missing files from Fastcdr Ci shall build.
PlotJuggler build again with or without fastcdr package installed.

Issue:
[facontidavide#919]

plotjuggler_plugins/ParserROS/rosx_introspection/3rdparty/Fast-CDR/include/fastcdr/CdrEncoding.hpp

@@ -0,0 +1,54 @@
+// Copyright 2023 Proyectos y Sistemas de Mantenimiento SL (eProsima).
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef _FASTCDR_CDRENCODING_HPP_
+#define _FASTCDR_CDRENCODING_HPP_
+
+#include <cstdint>
+
+namespace eprosima {
+namespace fastcdr {
+
+//! @brief This enumeration represents the kinds of CDR serialization supported by eprosima::fastcdr::CDR.
+typedef enum
+{
+    //! @brief Common CORBA CDR serialization.
+    CORBA_CDR = 0,
+    //! @brief DDS CDR serialization.
+    DDS_CDR = 1,
+    //! @brief XCDRv1 encoding defined by standard DDS X-Types 1.3
+    XCDRv1 = 2,
+    //! @brief XCDRv2 encoding defined by standard DDS X-Types 1.3
+    XCDRv2 = 3
+} CdrVersion;
+
+//! @brief This enumeration represents the supported XCDR encoding algorithms.
+typedef enum : uint8_t
+{
+    //! @brief Specifies that the content is PLAIN_CDR.
+    PLAIN_CDR = 0x0,
+    //! @brief Specifies that the content is PL_CDR,
+    PL_CDR = 0x2,
+    //! @brief Specifies that the content is PLAIN_CDR2.
+    PLAIN_CDR2 = 0x6,
+    //! @brief Specifies that the content is DELIMIT_CDR2.
+    DELIMIT_CDR2 = 0x8,
+    //! @brief Specifies that the content is PL_CDR2.
+    PL_CDR2 = 0xa
+} EncodingAlgorithmFlag;
+
+} // namespace fastcdr
+} // namespace eprosima
+
+#endif // _FASTCDR_CDRENCODING_HPP_