[BRE-1302] Upgrade macos runner to 15 for various build workflows (#1380)

## 🎟️ Tracking

https://bitwarden.atlassian.net/browse/BRE-1302

## 📔 Objective

Update deprecated macOS 13 runners to macOS 15

## ⏰ Reminders before review

- Contributor guidelines followed
- All formatters and local linters executed and passed
- Written new unit and / or integration tests where applicable
- Protected functional changes with optionality (feature flags)
- Used internationalization (i18n) for all UI strings
- CI builds passed
- Communicated to DevOps any deployment requirements
- Updated any necessary documentation (Confluence, contributing docs) or
informed the documentation
  team

## 🦮 Reviewer guidelines

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- 👍 (`:+1:`) or similar for great changes
- 📝 (`:memo:`) or ℹ️ (`:information_source:`) for notes or general info
- ❓ (`:question:`) for questions
- 🤔 (`:thinking:`) or 💭 (`:thought_balloon:`) for more open inquiry
that's not quite a confirmed
  issue and could potentially benefit from discussion
- 🎨 (`:art:`) for suggestions / improvements
- ❌ (`:x:`) or ⚠️ (`:warning:`) for more significant problems or
concerns needing attention
- 🌱 (`:seedling:`) or ♻️ (`:recycle:`) for future improvements or
indications of technical debt
- ⛏ (`:pick:`) for minor or nitpick changes

Author: brandonbiete

.github/workflows/build-cpp.yml

@@ -32,10 +32,10 @@ jobs:
       fail-fast: false
       matrix:
         settings:
-          - os: macos-13
+          - os: macos-15
             target: x86_64-apple-darwin
 
-          - os: macos-13
+          - os: macos-15
             target: aarch64-apple-darwin
 
           - os: windows-2022

.github/workflows/build-napi.yml

@@ -30,13 +30,13 @@ jobs:
       fail-fast: false
       matrix:
         settings:
-          - os: macos-13
+          - os: macos-15
             target: x86_64-apple-darwin
             build: |
               npm run build
               strip -x *.node
 
-          - os: macos-13
+          - os: macos-15
             target: aarch64-apple-darwin
             build: |
               npm run build-arm64

.github/workflows/build-python-wheels.yml

@@ -110,12 +110,12 @@ jobs:
       fail-fast: false
       matrix:
         settings:
-          - os: macos-13
+          - os: macos-15
             target: x86_64-apple-darwin
             python-version: "3.9"
             maturin-build-args: ""
 
-          - os: macos-13
+          - os: macos-15
             target: aarch64-apple-darwin
             python-version: "3.9"
             maturin-build-args: ""

.github/workflows/build-rust-crates.yml

@@ -23,7 +23,7 @@ jobs:
       fail-fast: false
       matrix:
         os:
-          - macos-13
+          - macos-15
           - ubuntu-24.04
           - windows-2022
 

.github/workflows/build-rust-cross-platform.yml

@@ -21,9 +21,9 @@ jobs:
       fail-fast: false
       matrix:
         settings:
-          - os: macos-13
+          - os: macos-15
             target: x86_64-apple-darwin
-          - os: macos-13
+          - os: macos-15
             target: aarch64-apple-darwin
           - os: windows-2022
             target: x86_64-pc-windows-msvc