Export s_p_hashtbl_destroy as slurm_s_p_hashtbl_destroy

Export the symbol s_p_hashtbl_destroy as slurm_s_p_hashtbl_destroy
in libslurm so that external programs can link to libslurm and be
able to reference select/cray without undefined symbols

src/common/parse_config.c

@@ -66,6 +66,7 @@
 strong_alias(s_p_get_string,		slurm_s_p_get_string);
 strong_alias(s_p_get_uint32,		slurm_s_p_get_uint32);
 strong_alias(s_p_hashtbl_create,	slurm_s_p_hashtbl_create);
+strong_alias(s_p_hashtbl_destroy,	slurm_s_p_hashtbl_destroy);
 strong_alias(s_p_parse_file,		slurm_s_p_parse_file);
 
 #define BUFFER_SIZE 4096

src/common/slurm_xlator.h

@@ -354,6 +354,7 @@
 #define s_p_get_string			slurm_s_p_get_string
 #define s_p_get_uint32			slurm_s_p_get_uint32
 #define s_p_hashtbl_create		slurm_s_p_hashtbl_create
+#define s_p_hashtbl_destroy		slurm_s_p_hashtbl_destroy
 #define s_p_parse_file			slurm_s_p_parse_file
 
 #endif /* USE_ALIAS */