[Backport 2.x] [Console] Converted all /lib/autocomplete/**/*.js files to typescript

[opensearch-trigger-bot]

Backport d94d7cb from #4148.

[codecov]

Codecov Report

Merging #4620 (8df8220) into 2.x (57d7ce8) will decrease coverage by 0.06%.
The diff coverage is 81.81%.

@@            Coverage Diff             @@
##              2.x    #4620      +/-   ##
==========================================
- Coverage   66.19%   66.14%   -0.06%     
==========================================
  Files        3315     3316       +1     
  Lines       63892    63905      +13     
  Branches     9969    10088     +119     
==========================================
- Hits        42295    42267      -28     
- Misses      19156    19164       +8     
- Partials     2441     2474      +33     

Flag	Coverage Δ
Linux_1	34.76% <ø> (+0.01%)	⬆️
Linux_2	55.07% <ø> (ø)
Linux_3	?
Linux_4	?
Windows_1	34.82% <ø> (ø)
Windows_2	55.03% <ø> (ø)
Windows_3	43.14% <81.81%> (-0.09%)	⬇️
Windows_4	35.09% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Files Changed	Coverage Δ
...c/lib/autocomplete/components/conditional_proxy.ts	66.66% <ø> (ø)
...omplete/components/field_autocomplete_component.ts	44.44% <ø> (ø)
.../autocomplete/components/full_request_component.ts	0.00% <ø> (ø)
...b/autocomplete/components/global_only_component.ts	100.00% <ø> (ø)
...tocomplete/components/id_autocomplete_component.ts	0.00% <0.00%> (ø)
...omplete/components/index_autocomplete_component.ts	100.00% <ø> (ø)
...lete/components/template_autocomplete_component.ts	0.00% <ø> (ø)
...complete/components/type_autocomplete_component.ts	100.00% <ø> (ø)
...lete/components/username_autocomplete_component.ts	0.00% <ø> (ø)
...tocomplete/components/accept_endpoint_component.ts	78.57% <66.66%> (ø)
... and 11 more

... and 3 files with indirect coverage changes