github: don't fail fast in matrix builds

OSes tend to have different build failures, so it is helpful to not
cancel the reset of the builds when one fails.

Author: dlech

.github/workflows/publish-v5.yml

@@ -23,6 +23,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-22.04, ubuntu-24.04-arm, windows-latest, windows-11-arm, macos-latest]
+      fail-fast: false
 
     steps:
       - uses: actions/checkout@v5

.github/workflows/publish-v6.1.yml

@@ -23,6 +23,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-22.04, ubuntu-24.04-arm, windows-latest, windows-11-arm, macos-latest]
+      fail-fast: false
 
     steps:
       - uses: actions/checkout@v5

.github/workflows/publish-v6.2.yml

@@ -23,6 +23,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-22.04, ubuntu-24.04-arm, windows-latest, windows-11-arm, macos-latest]
+      fail-fast: false
 
     steps:
       - uses: actions/checkout@v5

.github/workflows/publish-v6.3.yml

@@ -23,6 +23,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-22.04, ubuntu-24.04-arm, windows-latest, windows-11-arm, macos-latest]
+      fail-fast: false
 
     steps:
       - uses: actions/checkout@v5

.github/workflows/publish-v6.yml

@@ -23,6 +23,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-22.04, ubuntu-24.04-arm, windows-latest, windows-11-arm, macos-latest]
+      fail-fast: false
 
     steps:
       - uses: actions/checkout@v5