Adding Release Notes for Salome 3.2.3

diff --git a/SALOME_3_2_3_Release_Notes.pdf b/SALOME_3_2_3_Release_Notes.pdf
new file mode 100755 (executable)
index 0000000..bf86fe7
Binary files /dev/null and b/SALOME_3_2_3_Release_Notes.pdf differ