Remove some make rules added in 142c400

akorotkov · akorotkov · commit c183a07f279d · 2019-03-17T11:16:42.000+03:00
Because they fail build of jsonpath_scan.c.
diff --git a/src/backend/utils/adt/Makefile b/src/backend/utils/adt/Makefile
@@ -43,8 +43,6 @@ jsonpath_gram.h: jsonpath_gram.c
 jsonpath_gram.c: BISONFLAGS += -d
 
 jsonpath_scan.c: FLEXFLAGS = -CF -p -p
-jsonpath_scan.c: FLEX_NO_BACKUP=yes
-jsonpath_scan.c: FLEX_FIX_WARNING=yes
 
 
 # Force these dependencies to be known even without dependency info built:
