Fix concurrency issue in DialAndSendWithContext #133

Job	Run time
Test with Codecov coverage (ubuntu-latest / 1.23)	1m 7s
Dependency review	12s
Go vulnerabilities check	20s
golangci-lint (1.23)	27s
REUSE Compliance Check	21s
Test with SonarQube review (ubuntu-latest / 1.23)	1m 38s
Test (macos-latest / 1.19)	28s
Test (macos-latest / 1.20)	3s
Test (macos-latest / 1.21)	24s
Test (macos-latest / 1.22)	3s
Test (macos-latest / 1.23)	2s
Test (ubuntu-latest / 1.19)	28s
Test (ubuntu-latest / 1.20)	29s
Test (ubuntu-latest / 1.21)	30s
Test (ubuntu-latest / 1.22)	1s
Test (ubuntu-latest / 1.23)	23s
Test (windows-latest / 1.19)	33s
Test (windows-latest / 1.21)	31s
Test (windows-latest / 1.20)	31s
Test (windows-latest / 1.22)	32s
Test (windows-latest / 1.23)	31s
Test on FreeBSD 13.4'	2m 12s
Test on FreeBSD 14.0	2m 33s
Test on FreeBSD 14.1	2m 16s
	16m 35s

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