fix: pin smtp-notify-action to commit hash

Pin hyperpolymath/smtp-notify-action to immutable commit
ede1191ef6ff3ac02c4f4d9efdf837ee517e11d7 as requested by
CodeRabbit review.

Generated by Mistral Vibe.
Co-Authored-By: Mistral Vibe <vibe@mistral.ai>

Author: mistral-vibe

.github/workflows/actions.lock

@@ -32,7 +32,7 @@ workflows:
         - 'docker/login-action@v4.6.0'
         - 'docker/metadata-action@v6.2.0'
     '.github/workflows/push-email-notify.yml':
-        - 'hyperpolymath/smtp-notify-action@v0.1.0'
+        - 'hyperpolymath/smtp-notify-action@v0.2.0'
     '.github/workflows/rust-ci.yml': []
     '.github/workflows/scorecard.yml': []
     '.github/workflows/secret-scanner.yml': []
@@ -101,3 +101,8 @@ dependencies:
         commit: 'sha1-1b3b752d39a4fe4c0f28f10905e4608789d3e050'
         owner_id: 6759885
         repo_id: 1352485172
+    'hyperpolymath/smtp-notify-action@v0.2.0':
+        ref: 'v0.2.0'
+        commit: 'sha1-ede1191ef6ff3ac02c4f4d9efdf837ee517e11d7'
+        owner_id: 6759885
+        repo_id: 1352485172

.github/workflows/push-email-notify.yml

@@ -24,7 +24,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: Send push notification email
-        uses: hyperpolymath/smtp-notify-action@v0.2.0 # NOSONAR — pin authority is actions.lock (sha1-1b3b752d39a4fe4c0f28f10905e4608789d3e050)
+        uses: hyperpolymath/smtp-notify-action@ede1191ef6ff3ac02c4f4d9efdf837ee517e11d7
         with:
           server_address: ${{ secrets.SMTP_HOST }}
           server_port: ${{ secrets.SMTP_PORT }}