Remove permissions monitor proxy form check semver hazards job (#4088)

## Motivation and Context
<!--- Why is this change required? What problem does it solve? -->
<!--- If it fixes an open issue, please link to the issue here -->
The permissions proxy made the the checkout step for the aws-sdk-rust
repo much slower.

Run with proxy took ~1 hour:
https://github.com/smithy-lang/smithy-rs/actions/runs/14340833647/job/40199555508
Run without took ~2 minutes:
https://github.com/smithy-lang/smithy-rs/actions/runs/14343880973/job/40209574197



----

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Author: landonxjames

.github/workflows/ci.yml

@@ -146,7 +146,6 @@ jobs:
     runs-on: smithy_ubuntu-latest_8-core
     timeout-minutes: 30
     steps:
-    - uses: GitHubSecurityLab/actions-permissions/monitor@v1
     - uses: actions/checkout@v4
       with:
         path: smithy-rs

.github/workflows/release.yml

@@ -115,7 +115,6 @@ jobs:
     if: always()
     runs-on: smithy_ubuntu-latest_8-core
     steps:
-    - uses: GitHubSecurityLab/actions-permissions/monitor@v1
     - uses: actions/checkout@v4
       with:
         path: smithy-rs