update workflows

Author: nillerusr

.github/workflows/build.yml

@@ -4,7 +4,7 @@ on: [push, pull_request]
 
 jobs:
   build-linux-i386:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
 
     steps:
     - uses: actions/checkout@v2
@@ -13,7 +13,7 @@ jobs:
         scripts/build-ubuntu-i386.sh
 
   build-linux-amd64:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
 
     steps:
     - uses: actions/checkout@v2
@@ -22,7 +22,7 @@ jobs:
         scripts/build-ubuntu-amd64.sh
 
   build-android-armv7a:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
 
     steps:
     - uses: actions/checkout@v2
@@ -75,7 +75,7 @@ jobs:
         ./waf.bat build
 
   build-dedicated-linux-i386:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
 
     steps:
     - uses: actions/checkout@v2
@@ -84,7 +84,7 @@ jobs:
         scripts/build-ubuntu-i386.sh -d
 
   build-dedicated-linux-amd64:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
 
     steps:
     - uses: actions/checkout@v2

.github/workflows/tests.yml

@@ -4,7 +4,7 @@ on: [push, pull_request]
 
 jobs:
   tests-linux-i386:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
 
     steps:
     - uses: actions/checkout@v2
@@ -13,7 +13,7 @@ jobs:
         scripts/tests-ubuntu-i386.sh
 
   tests-linux-amd64:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
 
     steps:
     - uses: actions/checkout@v2

scripts/tests-ubuntu-i386.sh

@@ -3,7 +3,9 @@
 git submodule init && git submodule update
 sudo dpkg --add-architecture i386
 sudo apt-get update
-sudo apt-get install -f -y libopenal-dev:i386 g++-multilib gcc-multilib libpng-dev:i386 libjpeg-dev:i386 libfreetype6-dev:i386 libfontconfig1-dev:i386 libcurl4-gnutls-dev:i386 libsdl2-dev:i386 zlib1g-dev:i386 libbz2-dev:i386 libedit-dev:i386
+sudo apt-get -y upgrade
+
+sudo apt-get install -f -y libopenal-dev:i386 g++-multilib gcc-multilib libpng-dev:i386 libjpeg-dev:i386 libfreetype6-dev:i386 libfontconfig1-dev:i386 libcurl4-gnutls-dev:i386 libsdl2-dev:i386 zlib1g-dev:i386 libbz2-dev:i386 libedit-dev:i386 ibibus-1.0-dev:i386
 
 PKG_CONFIG_PATH=/usr/lib/i386-linux-gnu/pkgconfig ./waf configure -T release --disable-warns --tests --prefix=out/ $* &&
 ./waf install &&