Bump version to 2.16.12

scripts/bump_version.sh --version 2.16.12

Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
diff --git a/include/mbedtls/version.h b/include/mbedtls/version.h
index 49cbeb0..35955a6 100644
--- a/include/mbedtls/version.h
+++ b/include/mbedtls/version.h
@@ -65,16 +65,16 @@
  */
 #define MBEDTLS_VERSION_MAJOR  2
 #define MBEDTLS_VERSION_MINOR  16
-#define MBEDTLS_VERSION_PATCH  11
+#define MBEDTLS_VERSION_PATCH  12
 
 /**
  * The single version number has the following structure:
  *    MMNNPP00
  *    Major version | Minor version | Patch version
  */
-#define MBEDTLS_VERSION_NUMBER         0x02100B00
-#define MBEDTLS_VERSION_STRING         "2.16.11"
-#define MBEDTLS_VERSION_STRING_FULL    "mbed TLS 2.16.11"
+#define MBEDTLS_VERSION_NUMBER         0x02100C00
+#define MBEDTLS_VERSION_STRING         "2.16.12"
+#define MBEDTLS_VERSION_STRING_FULL    "mbed TLS 2.16.12"
 
 #if defined(MBEDTLS_VERSION_C)