Fixed exception during decompilation of object properties

[majastrz]

Fixes #12197.

Microsoft Reviewers: Open in CodeFlow

[github-actions]

Test this change out locally with the following install scripts (Action run 6817579630)

VSCode

• Mac/Linux

  bash <(curl -Ls https://aka.ms/bicep/nightly-vsix.sh) --run-id 6817579630

• Windows

  iex "& { $(irm https://aka.ms/bicep/nightly-vsix.ps1) } -RunId 6817579630"

Azure CLI

• Mac/Linux

  bash <(curl -Ls https://aka.ms/bicep/nightly-cli.sh) --run-id 6817579630

• Windows

  iex "& { $(irm https://aka.ms/bicep/nightly-cli.ps1) } -RunId 6817579630"

[github-actions]

Test Results

     132 files  ±0       132 suites  ±0   4h 42m 52s ⏱️ - 13m 58s
10 685 tests +2  10 685 ✔️ +3  0 💤 ±0  0 ❌  - 1 
51 635 runs  +8  51 635 ✔️ +9  0 💤 ±0  0 ❌  - 1 

Results for commit b2a92fe. ± Comparison against base commit 2fed463.

♻️ This comment has been updated with latest results.

[jeskew]