Add warningignore entries for Modules/_sqlite/clinic/connection.c.h

Author: zware

Tools/build/.warningignore_macos

@@ -3,6 +3,7 @@
 # Keep lines sorted lexicographically to help avoid merge conflicts.
 # Format example:
 # /path/to/file (number of warnings in file)
+Modules/_sqlite/clinic/connection.c.h 6
 Modules/expat/siphash.h 7
 Modules/expat/xmlparse.c 13
 Modules/expat/xmltok.c 3

Tools/build/.warningignore_ubuntu

@@ -3,3 +3,4 @@
 # Keep lines sorted lexicographically to help avoid merge conflicts.
 # Format example:
 # /path/to/file (number of warnings in file)
+Modules/_sqlite/clinic/connection.c.h 6