Fix pretty-printing for safe dereference operators

[shenglol]

Closes #11572.

Microsoft Reviewers: Open in CodeFlow

[github-actions]

Test Results (win-x64)

       33 files  ±0         33 suites  ±0   35m 16s ⏱️ -36s
10 421 tests ±0  10 385 ✔️ ±0  36 💤 ±0  0 ❌ ±0 
12 637 runs  ±0  12 601 ✔️ ±0  36 💤 ±0  0 ❌ ±0 

Results for commit 196f0eb. ± Comparison against base commit 1b5a721.

[github-actions]

Test Results (osx-x64)

       33 files  ±0         33 suites  ±0   1h 24m 25s ⏱️ + 4m 36s
10 413 tests ±0  10 377 ✔️ ±0  36 💤 ±0  0 ❌ ±0 
12 630 runs  ±0  12 594 ✔️ ±0  36 💤 ±0  0 ❌ ±0 

Results for commit 196f0eb. ± Comparison against base commit 1b5a721.

[github-actions]

Test Results (linux-musl-x64)

       33 files  ±0         33 suites  ±0   35m 43s ⏱️ + 4m 29s
10 409 tests ±0  10 373 ✔️ ±0  36 💤 ±0  0 ❌ ±0 
12 626 runs  ±0  12 590 ✔️ ±0  36 💤 ±0  0 ❌ ±0 

Results for commit 196f0eb. ± Comparison against base commit 1b5a721.

[github-actions]

Test Results (linux-x64)

       33 files  ±0         33 suites  ±0   37m 38s ⏱️ + 2m 58s
10 409 tests ±0  10 373 ✔️ ±0  36 💤 ±0  0 ❌ ±0 
12 626 runs  ±0  12 590 ✔️ ±0  36 💤 ±0  0 ❌ ±0 

Results for commit 196f0eb. ± Comparison against base commit 1b5a721.