planner: fix window func support

[AndrewDi]

What problem does this PR solve?

fix bug #9552

What is changed and how it works?

Keep tidb_enable_window_function variable with view parser.

Check List

Tests

• Unit test

[AndrewDi]

@winoros @XuHuaiyu PTAL

[zz-jason]

LGTM

[zz-jason]

/run-all-tests

[codecov-io]

Codecov Report

Merging #9605 into master will increase coverage by <.01%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master    #9605      +/-   ##
==========================================
+ Coverage   67.31%   67.31%   +<.01%     
==========================================
  Files         376      376              
  Lines       78967    78969       +2     
==========================================
+ Hits        53153    53159       +6     
+ Misses      21059    21057       -2     
+ Partials     4755     4753       -2

Impacted Files	Coverage Δ
planner/core/logical_plan_builder.go	78.96% <100%> (+0.02%)	⬆️
expression/schema.go	93.75% <0%> (-0.79%)	⬇️
ddl/delete_range.go	77.77% <0%> (ø)	⬆️
store/tikv/lock_resolver.go	42.65% <0%> (+0.94%)	⬆️
ddl/session_pool.go	93.1% <0%> (+10.34%)	⬆️

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[winoros]

lgtm