Make changes to trireme to account for the cap changes/non-privileged

[abhijitherekar]

aporeto-inc/aporeto#2790

With the CAP changes we cannot edit the /proc FS. We need to Write into the parent proc.

Description

Changes proposed in this pull request.

Test plan

Outline the test plan used to test this change before merging it.

Fixes #.

[codecov[bot]]

Codecov Report

Merging #1017 into master will decrease coverage by 0.12%. The diff coverage is 60%.

@@            Coverage Diff             @@
##           master    #1017      +/-   ##
==========================================
- Coverage   55.25%   55.13%   -0.13%     
==========================================
  Files         133      133              
  Lines       12642    12648       +6     
==========================================
- Hits         6985     6973      -12     
- Misses       4999     5025      +26     
+ Partials      658      650       -8

Impacted Files	Coverage Δ
...er/internal/enforcer/nfqdatapath/datapath_linux.go	59.09% <60%> (+15.34%)	:arrow_up:
monitor/extractors/linux.go	48.78% <0%> (-21.96%)	:arrow_down:

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[abhijitherekar]

/build - automatically fired by gogo with following PRs and commit SHAs v1.0.0

[
  {
    "project": "cap-change",
    "component": "enforcerd",
    "pr-id": "1638",
    "commit-sha": "b91dedec0b50f3acdcf2df70d14214460e63dc43",
    "pipeline": "master"
  },
  {
    "project": "cap-change",
    "component": "trireme-lib",
    "pr-id": "1017",
    "commit-sha": "98cfa532f3386b07422f549e8a2fbb136651f532",
    "pipeline": "master"
  }
]

[abhijitherekar]

/build - automatically fired by gogo with following PRs and commit SHAs v1.0.0

[
  {
    "project": "cap-change",
    "component": "enforcerd",
    "pr-id": "1638",
    "commit-sha": "5389b9990cd65b769ecfe34f74a1e7dd2f73aa2a",
    "pipeline": "master"
  },
  {
    "project": "cap-change",
    "component": "trireme-lib",
    "pr-id": "1017",
    "commit-sha": "98cfa532f3386b07422f549e8a2fbb136651f532",
    "pipeline": "master"
  }
]