specify nimble commit to be able to test on Nim 1.6 (#98)

Author: narimiran

.github/workflows/ci.yml

@@ -10,11 +10,10 @@ jobs:
   build:
     uses: status-im/nimbus-common-workflow/.github/workflows/common.yml@main
     with:
+      nimble-version: b920dad9ed76c6619be3ec0cfbf0dde6f9e39092
       test-command: |
-        nimble install -y chronicles@#head
-        nimble install -y unittest2
-        nimble test
-        nimble test_chronicles
+        nimble --requires:unittest2 test
+        nimble --requires:unittest2 --requires:chronicles test_chronicles
 
   nph:
     runs-on: ubuntu-latest

metrics.nimble

@@ -44,6 +44,9 @@ task test, "Main tests":
   run "", "tests/chronos_server_tests"
   run "-d:metrics --threads:on -d:nimTypeNames", "tests/chronos_server_tests"
 
+when (NimMajor, NimMinor) < (2, 0):
+  taskRequires "test_chronicles", "chronicles < 0.12"
+
 task test_chronicles, "Chronicles tests":
   build "", "tests/chronicles_tests"
   run "-d:metrics --threads:on", "tests/chronicles_tests"