MDEV-12810 - force static build of crc library

Author: vaintroub

extra/mariabackup/crc/CMakeLists.txt

@@ -30,4 +30,4 @@ ENDIF()
 IF(HAVE_CLMUL_INSTRUCTION)
   ADD_DEFINITIONS(-DHAVE_CLMUL_INSTRUCTION)
 ENDIF()
-ADD_LIBRARY(crc crc_glue.c crc-intel-pclmul.c)
+ADD_LIBRARY(crc STATIC crc_glue.c crc-intel-pclmul.c)