Bump version and soname for 5.2.3.

src/liblzma/Makefile.am

diff --git a/src/liblzma/Makefile.am b/src/liblzma/Makefile.am
index 24d9c26..802feb3 100644
--- a/src/liblzma/Makefile.am
+++ b/src/liblzma/Makefile.am
@@ -24,7 +24,7 @@
 	-I$(top_srcdir)/src/liblzma/simple \
 	-I$(top_srcdir)/src/common \
 	-DTUKLIB_SYMBOL_PREFIX=lzma_
-liblzma_la_LDFLAGS = -no-undefined -version-info 7:2:2
+liblzma_la_LDFLAGS = -no-undefined -version-info 7:3:2
 
 EXTRA_DIST += liblzma.map validate_map.sh
 if COND_SYMVERS

src/liblzma/api/lzma/version.h

diff --git a/src/liblzma/api/lzma/version.h b/src/liblzma/api/lzma/version.h
index 8bdc7f0..b5e061c 100644
--- a/src/liblzma/api/lzma/version.h
+++ b/src/liblzma/api/lzma/version.h
@@ -22,7 +22,7 @@
  */
 #define LZMA_VERSION_MAJOR 5
 #define LZMA_VERSION_MINOR 2
-#define LZMA_VERSION_PATCH 2
+#define LZMA_VERSION_PATCH 3
 #define LZMA_VERSION_STABILITY LZMA_VERSION_STABILITY_STABLE
 
 #ifndef LZMA_VERSION_COMMIT