Remove double // in some installation paths (#5111)

Signed-off-by: eduponz <eduardoponz@eprosima.com>

Author: EduPonz

CMakeLists.txt

@@ -589,7 +589,7 @@ option(INSTALL_EXAMPLES "Install example" OFF)
 if(INSTALL_EXAMPLES)
   # Install examples
   install(DIRECTORY ${PROJECT_SOURCE_DIR}/examples/cpp
-      DESTINATION ${DATA_INSTALL_DIR}/fastdds/examples/
+      DESTINATION ${DATA_INSTALL_DIR}/fastdds/examples
       COMPONENT ${DATA_INSTALL_DIR}/fastdds/examples
       PATTERN "examples/CMakeLists.txt" EXCLUDE
       )
@@ -600,7 +600,7 @@ option(INSTALL_TOOLS "Install tools" OFF)
 if(INSTALL_TOOLS)
   # Install tools
   install(DIRECTORY ${PROJECT_SOURCE_DIR}/tools
-      DESTINATION tools/
+      DESTINATION tools
       COMPONENT tools
       PATTERN "tools/CMakeLists.txt" EXCLUDE
       )