Use latest flatted and log4js versions

[hpigula]

🐞 Bug report

Command (mark with an x)

- [X ] new
- [X ] build
- [ X] serve
- [ ] test
- [ ] e2e
- [ ] generate
- [ ] add
- [ ] update
- [ ] lint
- [ ] xi18n
- [ ] run
- [ ] config
- [ ] help
- [ ] version
- [ ] doc

Is this a regression?

NO! Yes, the previous version in which this bug was not present was: ....

Description

Change to latest log4js and karma please cause there are plenty of warnings on old one

🔬 Minimal Reproduction

run ng new app(where app is any name)

🔥 Exception or Error

🌍 Your Environment

Angular CLI: 7.3.2
Node: 11.10.0
OS: win32 x64
Angular: 7.2.5
... animations, common, compiler, compiler-cli, core, forms
... language-service, platform-browser, platform-browser-dynamic
... router

Package                           Version
-----------------------------------------------------------
@angular-devkit/architect         0.13.2
@angular-devkit/build-angular     0.13.2
@angular-devkit/build-optimizer   0.13.2
@angular-devkit/build-webpack     0.13.2
@angular-devkit/core              7.3.2
@angular-devkit/schematics        7.3.2
@angular/cli                      7.3.2
@ngtools/webpack                  7.3.2
@schematics/angular               7.3.2
@schematics/update                0.13.2
rxjs                              6.3.3
typescript                        3.2.4
webpack                           4.29.0

Anything else relevant?
After installing flatted and log4js latest versions by hand no warnings on yarn build and ng serve but when creating new app with CLI above Warning/Error shows :(

[alan-agius4]

@hpigula, if you change karma to version 4 in your package.json it should solve the problem

I'll land a PR to fix this for newly generated workspaces.

[hpigula]

still talking about changing CircularJOSN to flatted as it is successor.

[alan-agius4]

Closed via b764629

[angular-automatic-lock-bot]

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