cmake: avoid man3 glob post processing

It doesn't seem needed, and is apparently resulting in at least one
duplicated entry in the installation list that causes problems for
uninstalling.

Fixes: PCRE2Project#46

Signed-off-by: Carlo Marcelo Arenas Belón <[email protected]>

Author: carenas

CMakeLists.txt

@@ -1022,12 +1022,6 @@ FILE(GLOB html ${PROJECT_SOURCE_DIR}/doc/html/*.html)
 FILE(GLOB man1 ${PROJECT_SOURCE_DIR}/doc/*.1)
 FILE(GLOB man3 ${PROJECT_SOURCE_DIR}/doc/*.3)
 
-FOREACH(man ${man3})
-        GET_FILENAME_COMPONENT(man_tmp ${man} NAME)
-        SET(man3_new ${man3} ${man})
-ENDFOREACH(man ${man3})
-SET(man3 ${man3_new})
-
 INSTALL(FILES ${man1} DESTINATION man/man1)
 INSTALL(FILES ${man3} DESTINATION man/man3)
 INSTALL(FILES ${html} DESTINATION share/doc/pcre2/html)