Run required checks always (#10405)

i.e. even if there's no Go code changes. That way the required checks
don't need bypassing.

Signed-off-by: David Leadbeater <dgl@dgl.cx>

.github/workflows/fuzzing.yml

@@ -1,10 +1,6 @@
 name: CIFuzz
 on:
   pull_request:
-    paths:
-      - "go.sum"
-      - "go.mod"
-      - "**.go"
 jobs:
   Fuzzing:
     runs-on: ubuntu-latest

.github/workflows/golangci-lint.yml

@@ -9,13 +9,6 @@ on:
       - ".github/workflows/golangci-lint.yml"
       - ".golangci.yml"
   pull_request:
-    paths:
-      - "go.sum"
-      - "go.mod"
-      - "**.go"
-      - "scripts/errcheck_excludes.txt"
-      - ".github/workflows/golangci-lint.yml"
-      - ".golangci.yml"
 
 jobs:
   golangci: