[CI] Fix build for *BSD

Related to hummeltech/vagrant-action#2

Author: TheTumultuousUnicornOfDarkness

.github/workflows/build_dragonflybsd.yml

@@ -15,7 +15,7 @@ concurrency:
 jobs:
   build_dragonflybsd:
     name: Build on ${{ matrix.box }}
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     strategy:
       matrix:
         box:

.github/workflows/build_freebsd.yml

@@ -15,7 +15,7 @@ concurrency:
 jobs:
   build_freebsd:
     name: Build on ${{ matrix.box }}
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     strategy:
       matrix:
         box:

.github/workflows/build_netbsd.yml

@@ -15,7 +15,7 @@ concurrency:
 jobs:
   build_netbsd:
     name: Build on ${{ matrix.box }}
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     strategy:
       matrix:
         box:

.github/workflows/build_openbsd.yml

@@ -15,7 +15,7 @@ concurrency:
 jobs:
   build_openbsd:
     name: Build on ${{ matrix.box }}
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     strategy:
       matrix:
         box: