tests: Add context cancelation

[klauspost]

Description

A huge number of goroutines would build up from various monitors

When creating test filesystems provide a context so they can shut down when no longer needed.

How to test this PR?

Tests only.

Types of changes

• Optimization (provides speedup with no functional changes)
• Unit tests added/updated

[minio-trusted]

Mint Automation

Test	Result
mint-large-bucket.sh	✔️
mint-fs.sh	✔️
mint-gateway-s3.sh	✔️
mint-erasure.sh	✔️
mint-dist-erasure.sh	✔️
mint-compress-encrypt-dist-erasure.sh	✔️
mint-pools.sh	✔️
Deleting image on docker hub
Deleting image locally

[harshavardhana]

Reverted this since all tests are failing randomly across all PRs after this change

commit 564a0afae1c6ddfb6e57152f70e0e0730796164c (HEAD -> master, origin/master)
Author: Minio Trusted <trusted@minio.io>
Date:   Thu Jul 21 13:58:51 2022 -0700

    Revert "tests: Add context cancelation (#15374)"
    
    This reverts commit 1e332f0eb1ef864bf34631ab4f30f14679dcebe8.
    
    Reverting this as tests are failing randomly.

Perhaps an investigation is needed.

[klauspost]

@harshavardhana Do you have any information? I see master built fine after merge, so no idea what you are talking about.

[klauspost]

Seems like tests are just failing anyways.

[harshavardhana]

Seems like tests are just failing anyways.

No not really this silent failure

WARNING: Host local has more than 0 drives of set. A host failure will result in data becoming unavailable.
--- PASS: TestPrintCLIAccessMsg (0.03s)
=== RUN   TestPrintStartupMessage
Formatting 1st pool, 1 set(s), 1 drives per set.
WARNING: Host local has more than 0 drives of set. A host failure will result in data becoming unavailable.
MinIO Object Storage Server
Copyright: 2015-0000 MinIO, Inc.
License: GNU AGPLv3 <https://www.gnu.org/licenses/agpl-3.0.html>
Version: DEVELOPMENT.GOGET (go1.17.12 linux/amd64)
Status:         32 Online, 0 Offline. 
API: http://127.0.0.1:9000
Console: http://10.1.0.230:13333 http://172.17.0.1:13333 http://127.0.0.1:133
Documentation: https://docs.min.io
--- PASS: TestPrintStartupMessage (0.06s)
=== RUN   TestServerSuite
=== RUN   TestServerSuite/Test:_1,_ServerType:_ErasureSD
Formatting 1st pool, 1 set(s), 1 drives per set.
WARNING: Host local has more than 0 drives of set. A host failure will result in data becoming unavailable.
=== RUN   TestServerSuite/Test:_2,_ServerType:_ErasureSD
Formatting 1st pool, 1 set(s), 1 drives per set.
WARNING: Host local has more than 0 drives of set. A host failure will result in data becoming unavailable.
=== RUN   TestServerSuite/Test:_3,_ServerType:_ErasureSD
Formatting 1st pool, 1 set(s), 1 drives per set.
WARNING: Host local has more than 0 drives of set. A host failure will result in data becoming unavailable.
=== RUN   TestServerSuite/Test:_4,_ServerType:_Erasure
Formatting 1st pool, 1 set(s), 16 drives per set.
WARNING: Host local has more than 4 drives of set. A host failure will result in data becoming unavailable.
=== RUN   TestServerSuite/Test:_5,_ServerType:_ErasureSet
Formatting 1st pool, 2 set(s), 16 drives per set.
WARNING: Host local has more than 4 drives of set. A host failure will result in data becoming unavailable.
WARNING: Host local has more than 4 drives of set. A host failure will result in data becoming unavailable.
FAIL	github.com/minio/minio/cmd	2972.346s
FAIL
make: *** [Makefile:57: test-race] Error 1
Error: Process completed with exit code 2.
```

https://github.com/minio/minio/runs/7455671632?check_suite_focus=true

This is a harmless change however the tests failed silently, after reverting the context change no more failures.