[Issue] azd env set adds a / character to value

[greenie-msft]

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Output from azd version
Run azd version and copy and paste the output here:

azd version 0.1.0-beta.4 (commit fd96b3e)

Output from az version
Run az version and copy and paste the output here (minimum required version is 2.38.0):

azd version 0.1.0-beta.4 (commit fd96b3e)

Describe the bug
When running the CLI command azd env set, the value that's added to the .env file has a "" character before a special character, such as a !

To Reproduce
Steps to reproduce the behavior...
Run the azd env set CLI command

Expected behavior
The azd env set command should take the input and add it to the .env as entered from the user.

[jongio]

Wasn't it a trailing ""?

[greenie-msft]

@jongio actually when the env variable included a special character, for example !, it was adding a \ before it.

[savannahostrowski]

@greenie-msft Does this still repro?

[rajeshkamal5050]

@v-xuto can you see if this is still reproducible?

[Menghua1]

@rajeshkamal5050 This issue can be reproduced, and we started trying to fix it.

[Menghua1]

@rajeshkamal5050 We have created this PR#4542 to fix this issue, please review it, thank you.