Removed executable permission on source

Change-Id: I2e41d3d80a4c3c75b923a90507b7b9b1ed3669c3
Reviewed-on: https://gerrit.libreoffice.org/70438
Tested-by: Jenkins
Reviewed-by: Jens Carl <j.carl43@gmx.de>
diff --git a/connectivity/source/drivers/mysqlc/mysqlc_resultsetmetadata.cxx b/connectivity/source/drivers/mysqlc/mysqlc_resultsetmetadata.cxx
old mode 100755
new mode 100644