修复wechat page-meta、navigation-bar 组件渲染错误

[douxc]

fix #1582

[douxc]

@yesmeck 为啥我上一次提交的commit还会存在？已经同步了

[codesandbox-ci]

This pull request is automatically built and testable in CodeSandbox.

To see build info of the built libraries, click here or the icon next to each commit SHA.

Latest deployment of this branch, based on commit a5d13c1:

Sandbox	Source
one	Configuration

[codecov]

Codecov Report

Merging #1583 (a5d13c1) into master (b44650a) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master    #1583   +/-   ##
=======================================
  Coverage   90.78%   90.78%           
=======================================
  Files         380      380           
  Lines        4495     4495           
  Branches      648      681   +33     
=======================================
  Hits         4081     4081           
  Misses        406      406           
  Partials        8        8           

Impacted Files	Coverage Δ
...x-wechat/src/hostComponents/NavigationBar/index.ts	100.00% <ø> (ø)
.../remax-wechat/src/hostComponents/VoipRoom/index.ts	100.00% <ø> (ø)
.../remax-wechat/src/hostComponents/PageMeta/index.ts	100.00% <100.00%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update b44650a...a5d13c1. Read the comment docs.

[yesmeck]

@douxc 因为我是 squash merge 的，下次可以拉个分支出来改，不要直接提交 master。