optimize: fix some spell errors in code and comments

[slievrly]

• I have read the CONTRIBUTING.md guidelines.
• I have registered the PR changes.

Ⅰ. Describe what this PR did

fix some spell errors in code and comments

Ⅱ. Does this pull request fix one issue?

Ⅲ. Why don't you add test cases (unit test/integration test)?

Ⅳ. Describe how to verify it

Ⅴ. Special notes for reviews

[codecov]

Codecov Report

❌ Patch coverage is 33.33333% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 67.27%. Comparing base (f9345e0) to head (3d6bfe0).
⚠️ Report is 4 commits behind head on 2.x.

Files with missing lines	Patch %	Lines
...ain/java/org/apache/seata/server/ServerRunner.java	0.00%	2 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##                2.x    #7710      +/-   ##
============================================
- Coverage     67.29%   67.27%   -0.02%     
  Complexity      992      992              
============================================
  Files          1323     1323              
  Lines         50155    50155              
  Branches       5928     5928              
============================================
- Hits          33750    33744       -6     
+ Misses        13485    13482       -3     
- Partials       2920     2929       +9     

Files with missing lines	Coverage Δ
...che/seata/common/util/NetAddressValidatorUtil.java	76.92% <ø> (ø)
...ta/spring/boot/autoconfigure/StarterConstants.java	100.00% <ø> (ø)
.../src/main/java/org/apache/seata/server/Server.java	74.28% <100.00%> (ø)
...ain/java/org/apache/seata/server/ServerRunner.java	65.62% <0.00%> (ø)

... and 13 files with indirect coverage changes

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[psxjoy]

Interesting PR.
While checking the changes, I found some typos that I had previously thought were correct :)

[YoWuwuuuw]

PR Changes have not yet been registered.