VS: Remove the /MERGE flag from FlagTables

Fixes #22229
48 jobs for !6205 with msvc-link-merge-fix in 11 minutes and 54 seconds (queued for 2 seconds)
detached
Status Job ID Name Coverage
  Build
manual build:centos6-x86_64 #5858515
linux docker build cmake manual
manual build:fedora34-ninja #5858516
linux-3.17 linux docker build cmake manual
manual build:macos-x86_64-makefiles #5858518
nonconcurrent xcode-12.4 shell macos cmake manual
manual build:macos-x86_64-ninja #5858517
nonconcurrent xcode-12.4 shell macos cmake manual
manual build:windows-vs2019-x64-ninja #5858519
nonconcurrent msvc-19.29-16.10 vs2019 shell windows cmake manual
passed lint:codespell #5858511
linux docker build cmake

00:00:20

passed lint:debian10-iwyu #5858512
linux docker build cmake

00:01:32

passed lint:fedora34-sphinx #5858514
linux-3.17 linux docker build cmake

00:04:45

passed lint:fedora34-tidy #5858513
linux-3.17 linux docker build cmake

00:11:53

 
  Test
created test:fedora34-ninja #5858520
x11 linux-3.17 linux docker cmake
created test:macos-x86_64-makefiles #5858522
macos cmake nonconcurrent xcode-12.4 shell
created test:macos-x86_64-ninja #5858521
nonconcurrent xcode-12.4 shell macos cmake
created test:windows-vs2019-x64-ninja #5858523
nonconcurrent msvc-19.29-16.10 vs2019 shell windows cmake
 
  Test Ext
created test:cuda10.2-nvidia #5858526
linux docker cuda-rt cmake
created test:debian10-ninja #5858524
linux-3.17 linux docker build cmake
created test:fedora34-makefiles #5858525
linux-3.17 linux docker build cmake
created test:fedora34-ninja-multi #5858527
linux-3.17 linux docker build cmake
created test:macos-x86_64-xcode #5858528
concurrent xcode-12.4 shell macos cmake
created test:windows-vs2019-x64 #5858529
concurrent msvc-19.29-16.10 vs2019 shell windows cmake
 
  External
passed cdash

passed ghostflow-check-master

passed ghostflow-stager

passed cdash

passed cdash

passed cdash

passed cdash

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager

passed ghostflow-stager