Fix typos

[jmetertea]

Description

Fix typos intialized -> initialized , Wether -> Whether

Motivation and Context

Fix typos

How Has This Been Tested?

Grammer spelling

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue)

Checklist:

• My code follows the [code style][style-guide] of this project.
• I have updated the documentation accordingly.

[codecov-io]

Codecov Report

Merging #548 into master will decrease coverage by 0.01%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master     #548      +/-   ##
============================================
- Coverage     56.12%   56.11%   -0.02%     
+ Complexity    10023    10020       -3     
============================================
  Files          1024     1024              
  Lines         62910    62910              
  Branches       7064     7064              
============================================
- Hits          35309    35301       -8     
- Misses        25123    25132       +9     
+ Partials       2478     2477       -1

Impacted Files	Coverage Δ	Complexity Δ
...main/java/org/apache/jorphan/gui/MenuScroller.java	30.53% <0%> (-4.2%)	8% <0%> (-2%)
...n/java/org/apache/jmeter/reporters/Summariser.java	85.49% <0%> (-0.77%)	18% <0%> (-1%)

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[FSchumacher]

Thanks for the fixes.