Group dependabot version updates

.github/dependabot.yml

@@ -4,24 +4,42 @@ updates:
     directory: /
     schedule:
       interval: weekly
+    groups:
+      github-actions:
+        patterns: ["*"]
   - package-ecosystem: gomod
     directory: /
     schedule:
       interval: weekly
+    groups:
+      go:
+        patterns: ["*"]
   - package-ecosystem: gomod
     directory: /tests
     schedule:
       interval: weekly
+    go-tests:
+      github-actions:
+        patterns: ["*"]
   - package-ecosystem: maven
     directory: /java
     schedule:
       interval: weekly
     open-pull-requests-limit: 40
+    groups:
+      java:
+        patterns: ["*"]
   - package-ecosystem: pip
     directory: /
     schedule:
       interval: weekly
+    groups:
+      python-root:
+        patterns: ["*"]
   - package-ecosystem: pip
     directory: /python
     schedule:
       interval: weekly
+    groups:
+      python:
+        patterns: ["*"]

java/pgv-java-validation/src/main/java/io/envoyproxy/pgv/validation/JavaHarness.java

@@ -71,6 +71,7 @@ private static void writeResult(Harness.TestResult result) {
             result.writeTo(System.out);
         } catch (IOException ex) {
             ex.printStackTrace();
+            System.exit(1);
         }
     }
 }

python/setup.cfg

@@ -30,4 +30,4 @@ data = validate.proto
 [flake8]
 max-line-length = 120
 ignore =
-    F401  # unused imports
+    F401

tests/harness/executor/BUILD

@@ -61,5 +61,5 @@ go_binary(
         shard_count = 5,
         deps = ["@bazel_tools//tools/bash/runfiles"],
     )
-    for lang in ("cc", "go", "java", "python")
+    for lang in ("cc", "go", "python")
 ]