Documentation improvement for the microservice startup template

[berkansasmaz]

Resolves https://github.com/volosoft/abp-studio/issues/1262

[github-actions]

Images automagically compressed by Calibre's image-actions ✨

Compression reduced images by 31.3%, saving 280.44 KB.

Filename	Before	After	Improvement	Visual comparison
docs/en/get-started/images/abp-studio-new-solution-dialog-mobile-framework-microservice.png	170.13 KB	121.72 KB	-28.5%	View diff
docs/en/get-started/images/abp-studio-new-solution-dialog-mobile-framework.png	170.44 KB	121.88 KB	-28.5%	View diff
docs/en/solution-templates/microservice/images/chat-microservice-in-solution-explorer.png	21.33 KB	11.19 KB	-47.5%	View diff
docs/en/solution-templates/microservice/images/create-new-module.png	49.29 KB	32.37 KB	-34.3%	View diff
docs/en/solution-templates/microservice/images/file-management-microservice-in-solution-explorer.png	23.73 KB	12.68 KB	-46.6%	View diff
docs/en/solution-templates/microservice/images/microservice-chart-properties-kubernetes-services.png	48.65 KB	31.99 KB	-34.3%	View diff
docs/en/solution-templates/microservice/images/microservice-chart-properties-metadata.png	71.19 KB	49.51 KB	-30.4%	View diff
docs/en/solution-templates/microservice/images/overall-architecture.png	340.52 KB	233.51 KB	-31.4%	View diff

2527 images did not require optimisation.