.github/workflows: tweak job names

They didn't seem to correspond to the workflow, properly. Making
triggering them locally weird.

Author: khaneliman

.github/workflows/clang-format.yml

@@ -7,7 +7,7 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  build:
+  lint:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3

.github/workflows/clang-tidy.yml.bak

@@ -7,7 +7,7 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  build:
+  lint:
     runs-on: ubuntu-latest
     container:
       image: alexays/waybar:debian

.github/workflows/freebsd.yml

@@ -7,7 +7,7 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  clang:
+  build:
     # Run actions in a FreeBSD VM on the ubuntu runner
     # https://github.com/actions/runner/issues/385 - for FreeBSD runner support
     runs-on: ubuntu-latest