Run Python and Go system tests separately

`make docker-system-tests` messes with the
permissions of the build directory, so run
it independently.

Also convert CRLF for *.json

.gitattributes

@@ -1,3 +1,4 @@
 CHANGELOG.asciidoc merge=union
 internal/otel_collector linguist-generated=true
 **.ndjson text eol=lf
+**.json text eol=lf

.github/workflows/ci.yml

@@ -38,7 +38,7 @@ jobs:
  cache: true
  - run: go test -v ./...
 
- system-test:
+ python-system-tests:
  runs-on: ubuntu-latest
  steps:
  - uses: actions/checkout@v3
@@ -47,4 +47,14 @@ jobs:
  go-version-file: .go-version
  cache: true
  - run: make apm-server docker-system-tests
+
+ go-system-tests:
+ runs-on: ubuntu-latest
+ steps:
+ - uses: actions/checkout@v3
+ - uses: actions/setup-go@v3
+ with:
+ go-version-file: .go-version
+ cache: true
+ - run: make apm-server
  - run: cd systemtest && go test -v ./...