Enable manual workflow dispatch for CI (#3881)

Author: ReneWerner87

.github/workflows/benchmark.yml

@@ -1,4 +1,5 @@
 on:
+  workflow_dispatch:
   push:
     branches:
       - main

.github/workflows/codeql-analysis.yml

@@ -1,6 +1,7 @@
 name: "CodeQL"
 
 on:
+  workflow_dispatch:
   push:
     branches:
       - main

.github/workflows/linter.yml

@@ -1,6 +1,7 @@
 name: golangci-lint
 
 on:
+  workflow_dispatch:
   push:
     branches:
       - main

.github/workflows/markdown.yml

@@ -1,6 +1,7 @@
 name: markdownlint
 
 on:
+  workflow_dispatch:
   push:
     branches:
       - main

.github/workflows/modernize.yml

@@ -1,6 +1,7 @@
 name: Modernize Lint
 
 on:
+  workflow_dispatch:
   push:
     branches:
       - main

.github/workflows/spell-check.yml

@@ -1,6 +1,7 @@
 name: Spell check
 
 on:
+  workflow_dispatch:
   pull_request:
     types:
       - opened

.github/workflows/sync-docs.yml

@@ -1,6 +1,7 @@
 name: "Sync docs"
 
 on:
+  workflow_dispatch:
   push:
     branches:
       - main

.github/workflows/test.yml

@@ -1,6 +1,7 @@
 name: Test
 
 on:
+  workflow_dispatch:
   push:
     branches:
       - main

.github/workflows/vulncheck.yml

@@ -1,6 +1,7 @@
 name: Run govulncheck
 
 on:
+  workflow_dispatch:
   push:
     branches:
       - main