Allow triggering GitHub Actions workflows manually

Some already had "workflow_dispatch" enabled.

.github/workflows/autotools-cmake.yml

@@ -35,6 +35,7 @@ on:
   push:
   schedule:
     - cron: '0 2 * * 5'  # Every Friday at 2am
+  workflow_dispatch:
 
 permissions:
   contents: read

.github/workflows/cmake-required-version.yml

@@ -35,6 +35,7 @@ on:
   push:
   schedule:
     - cron: '0 2 * * 5'  # Every Friday at 2am
+  workflow_dispatch:
 
 permissions:
   contents: read

.github/workflows/codespell.yml

@@ -35,6 +35,7 @@ on:
   push:
   schedule:
     - cron: '0 2 * * 5'  # Every Friday at 2am
+  workflow_dispatch:
 
 permissions:
   contents: read

.github/workflows/coverage.yml

@@ -35,6 +35,7 @@ on:
   push:
   schedule:
     - cron: '0 2 * * 5'  # Every Friday at 2am
+  workflow_dispatch:
 
 permissions:
   contents: read

.github/workflows/cppcheck.yml

@@ -35,6 +35,7 @@ on:
   push:
   schedule:
     - cron: '0 2 * * 5'  # Every Friday at 2am
+  workflow_dispatch:
 
 permissions:
   contents: read

.github/workflows/expat_config_h.yml

@@ -35,6 +35,7 @@ on:
   push:
   schedule:
     - cron: '0 2 * * 5'  # Every Friday at 2am
+  workflow_dispatch:
 
 permissions:
   contents: read

.github/workflows/linux.yml

@@ -36,6 +36,7 @@ on:
   push:
   schedule:
     - cron: '0 2 * * 5'  # Every Friday at 2am
+  workflow_dispatch:
 
 permissions:
   contents: read

.github/workflows/macos.yml

@@ -35,6 +35,7 @@ on:
   push:
   schedule:
     - cron: '0 2 * * 5'  # Every Friday at 2am
+  workflow_dispatch:
 
 permissions:
   contents: read

.github/workflows/valid-xml.yml

@@ -35,6 +35,7 @@ on:
   push:
   schedule:
     - cron: '0 2 * * 5'  # Every Friday at 2am
+  workflow_dispatch:
 
 permissions:
   contents: read