lmdb: update to 0.9.23

Update homepage

databases/lmdb/Portfile

@@ -4,7 +4,7 @@ PortSystem          1.0
 
 PortGroup           github 1.0
 
-github.setup        LMDB lmdb 0.9.22 LMDB_
+github.setup        LMDB lmdb 0.9.23 LMDB_
 
 categories          databases
 maintainers         nomaintainer
@@ -21,13 +21,13 @@ long_description    LMDB is an ultra-fast, ultra-compact key-value embedded data
                     but was renamed to avoid confusion with other software \
                     associated with the name MDB.
 
-homepage            http://symas.com/mdb/
+homepage            https://symas.com/lmdb/
 platforms           darwin
 license             OpenLDAP-2.8+
 
-checksums           rmd160  81f0a4685624e6904794717c5b6f0aa7a80f77ce \
-                    sha256  9665188fe8803ae19b7cdf9ebe798c4817ca04d0f82146ced52888f6924dd7e5 \
-                    size    143473
+checksums           rmd160  130936d30bb4c0b861b0c0c472a2af5245bea790 \
+                    sha256  7652eaf09a2030c4591ddba6900f363763dfc04f0292190156615165d463966b \
+                    size    143829
 
 worksrcdir          ${name}-${version}/libraries/liblmdb