feat: Upgrade to CometBFT v1.x series (#24114)

Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>
Co-authored-by: Julián Toledano <JulianToledano@users.noreply.github.com>
Co-authored-by: Julien Robert <julien@rbrt.fr>
Co-authored-by: Tyler <48813565+technicallyty@users.noreply.github.com>
Co-authored-by: Alex | Interchain Labs <alex@interchainlabs.io>
Co-authored-by: Zachary Becker <zachary@interchainlabs.io>

.github/workflows/systemtests.yml

@@ -1,4 +1,5 @@
 name: System Tests
+
 on:
   pull_request:
   merge_group:
@@ -23,6 +24,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-tags: true
+
       - uses: actions/setup-go@v5
         with:
           go-version: "1.23"
@@ -30,6 +32,11 @@ jobs:
           cache: true
           cache-dependency-path: |
             ./go.sum
+            **/go.mod
+            **/go.sum
+            **/Makefile
+            Makefile
+
       - uses: technote-space/get-diff-action@v6.1.2
         id: git_diff
         with:
@@ -48,16 +55,34 @@ jobs:
     runs-on: depot-ubuntu-22.04-4
     steps:
       - uses: actions/checkout@v4
+
       - name: Run system tests
         run: |
+          mkdir -p ./tests/systemtests/testnet
           make test-system
 
+      - name: Upload system test logs if failed
+        if: failure()
+        uses: actions/upload-artifact@v4
+        with:
+          name: system-test-logs
+          path: ./tests/systemtests/testnet/*.out
+
   test-system-legacy:
     needs: setup
     if: needs.setup.outputs.git_diff
     runs-on: depot-ubuntu-22.04-4
     steps:
       - uses: actions/checkout@v4
+
       - name: Run legacy system tests
         run: |
+          mkdir -p ./tests/systemtests/testnet
           COSMOS_BUILD_OPTIONS=legacy make test-system
+
+      - name: Upload legacy system test logs if failed
+        if: failure()
+        uses: actions/upload-artifact@v4
+        with:
+          name: legacy-system-test-logs
+          path: ./tests/systemtests/testnet/*.out