Update CI workflows

* Bump action versions.
* Remove incorrect test job.

Author: kovmir

.github/workflows/build.yml

@@ -1,38 +1,18 @@
-name: Ubuntu
+name: build
 
-on: [push, pull_request]
+on:
+  pull_request:
+    branches:
+      - master
 
 jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Install dependencies
       run: sudo apt-get install -y build-essential libcurl4-openssl-dev libarchive-dev
 
     - name: Compile
       run: make
-
-    - uses: actions/upload-artifact@v3
-      with:
-        name: tldr
-        path: ./tldr
-
-  test:
-    runs-on: ubuntu-latest
-    needs: build
-    steps:
-      - uses: actions/download-artifact@v3
-        with:
-          name: tldr
-          path: .
-
-      - name: Set file permissions
-        run: chmod 755 ./tldr
-
-      - name: Fetch pages
-        run: ./tldr -u
-
-      - name: Display page
-        run: ./tldr cd