ci/test: run jobs on ubuntu-20.04, instead of ubuntu-18.04

Signed-off-by: Unai Martinez-Corral <[email protected]>

Author: umarcor

.github/workflows/test.yml

@@ -16,7 +16,7 @@ jobs:
 
   Build:
     name: 'B: Building VtR'
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     steps:
 
     - uses: actions/setup-python@v2
@@ -36,7 +36,7 @@ jobs:
 
 
   Format:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     strategy:
       fail-fast: false
       matrix:
@@ -59,7 +59,7 @@ jobs:
 
   UniTests:
     name: 'U: C++ Unit Tests'
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     steps:
 
     - uses: actions/setup-python@v2
@@ -76,7 +76,7 @@ jobs:
 
   Warnings:
     name: 'W: Check Compilation Warnings'
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     steps:
 
     - uses: actions/setup-python@v2
@@ -98,7 +98,7 @@ jobs:
 
 
   Regression:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     strategy:
       fail-fast: false
       matrix:
@@ -168,7 +168,7 @@ jobs:
           vtr_flow/**/parse_results*.txt
 
   Sanitized:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     strategy:
       fail-fast: false
       matrix:
@@ -200,7 +200,7 @@ jobs:
 
   ODINII:
     name: 'ODIN-II Basic Test'
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     steps:
 
     - uses: actions/setup-python@v2
@@ -223,7 +223,7 @@ jobs:
 
   VQM2BLIF:
     name: 'VQM2BLIF Basic Tests'
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     steps:
 
     - uses: actions/setup-python@v2
@@ -244,7 +244,7 @@ jobs:
 
 
   YOSYSODINII:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     strategy:
       fail-fast: false
       matrix:
@@ -276,7 +276,7 @@ jobs:
 
 
   Compatibility:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     strategy:
       fail-fast: false
       matrix:
@@ -323,7 +323,7 @@ jobs:
       - VQM2BLIF
       - YOSYSODINII
       - Compatibility
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     steps:
 
     - uses: actions/setup-python@v2