Update `/.gitignore` to ignore macOS `.DS_Store` files #4314

Job	Run time
Component Tests	44s
Build Grafana Dashboard Example	50s
Build unsigned snapshot	3m 48s
Build signed snapshot	0s
Lint	26s
Performance Tests	0s
Unit Tests	3m 3s
Integration Tests (rockylinux, 8)	4m 34s
Integration Tests - Official OSS Images	0s
Integration Tests - Official Plus Images	0s
Integration Tests (rockylinux, 9)	4m 5s
Integration Tests (almalinux, 8)	3m 49s
Integration Tests (almalinux, 9)	4m 2s
Integration Tests (amazonlinux, 2)	4m 19s
Integration Tests (amazonlinux, 2023)	4m 1s
Integration Tests (oraclelinux, 8)	4m 5s
Integration Tests (oraclelinux, 9)	4m 15s
Integration Tests (ubuntu, 24.04)	3m 19s
Integration Tests (alpine, 3.17)	2m 43s
Integration Tests (alpine, 3.18)	2m 37s
Integration Tests (alpine, 3.19)	2m 48s
Integration Tests (alpine, 3.20)	2m 44s
Integration Tests (debian, bullseye-slim)	2m 0s
Integration Tests (debian, bookworm-slim)	3m 9s
trigger-release-workflow	0s
	1h 1m 21s

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