File clang-format9_support.diff of Package timescaledb

diff -rup a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt	2020-03-18 15:58:38.000000000 +0100
+++ b/CMakeLists.txt	2020-03-31 22:03:28.897261375 +0200
@@ -258,8 +258,8 @@ if (CLANG_FORMAT)
     message(FATAL_ERROR "Could not parse clang-format version ${CLANG_FORMAT_VERSION_OUTPUT}")
   endif ()
 
-  if((${CMAKE_MATCH_1} LESS "7") OR (${CMAKE_MATCH_1} GREATER "8"))
-    message(WARNING "clang-format version 7 or 8 required")
+  if((${CMAKE_MATCH_1} LESS "7") OR (${CMAKE_MATCH_1} GREATER "9"))
+    message(WARNING "clang-format version 7 or 9 required")
     set(CLANG_FORMAT False)
   endif()
 endif ()