Merge pull request #15937 from TDT-AG/pr/20210623-libmariadb

libmariadb: fix compilation cmake issue

libs/libmariadb/patches/0001-libmariadb-fix-cmake.patch

@@ -0,0 +1,11 @@
+--- a/cmake/ConnectorName.cmake
++++ b/cmake/ConnectorName.cmake
+@@ -22,7 +22,7 @@ IF(CMAKE_SYSTEM_NAME MATCHES "Windows")
+     SET(MACHINE_NAME "x64")
+   ELSE()
+     SET(MACHINE_NAME "32")
+-  END()
++  ENDIF()
+ ENDIF()
+ 
+ SET(product_name "mysql-connector-c-${CPACK_PACKAGE_VERSION}-${PLATFORM_NAME}${CONCAT_SIGN}${MACHINE_NAME}")