Issue:
fix(router_env): fix opentelemetry traces for router_env

## Type of Change
<!-- Put an `x` in the boxes that apply -->

- [x] Bugfix
- [ ] New feature
- [x] Enhancement
- [ ] Refactoring
- [ ] Dependency updates

## Description
<!-- Describe your changes in detail -->

- Add back the git specific dependencies for opentelemetry
- Add telemetry_subscriber 
- update the instrument imports
- There has been some vocabulary changes in tracing as well which has introduced high coupling & hence most of the tracing packages now point to the git commit
- We are still running changes not included in 0.18 & will need to wait for the 0.19 release...

There's some nomenclature change by tracing [here](https://github.com/tokio-rs/tracing/pull/1015)

### Additional Changes

- [ ] This PR modifies the database schema
- [ ] This PR modifies application configuration/environment variables

<!-- 
Provide links to the files with corresponding changes.

Following are the paths where you can find config files:
1. `config`
2. `crates/router/src/configs`
3. `loadtest/config`
-->


## Motivation and Context
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Why is this change required? What problem does it solve?
If it fixes an open issue, please link to the issue here.

If you don't have an issue, we'd recommend starting with one first so the PR
can focus on the implementation (unless its an obvious bug or documentation fix
that will have little conversation).
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Tempo based tracing was disabled in a previous refactor PR
This involved a bit more changes here with the tracing_subscriber & core libraries...

## How did you test it?
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Did you write an integration/unit/API test to verify the code changes?
Or did you test this change manually (provide relevant screenshots)?
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Running it on the local docker setup

## Checklist
<!-- Put an `x` in the boxes that apply -->

- [x] I formatted the code `cargo +nightly fmt`
- [ ] I addressed lints thrown by `cargo clippy`
- [ ] I reviewed submitted code
- [ ] I added unit tests for my changes where possible
- [ ] I added a [CHANGELOG](/CHANGELOG.md) entry if applicable


Resolution:
<think>
PR Context:
- Title: fix: fixing tempo & histogram without using custom dependencies
- Merged: 2023-01-06T08:07:49Z
- Files changed: 5 files
- Commits: 1 commits

Implementation approach:
## Type of Change
<!-- Put an `x` in the boxes that apply -->

- [x] New feature
- [x] Enhancement


## Description

INFO: Raising with with base set to `fix_traces`, while merging please change the base to `main`

This is an extension to the PR #201
This removes some of the custom dependencies with `tracing` and `opentelemetry`
<!-- Describe your changes in detail -->


### Additional Changes

- [ ] This PR modifies the database schema
- [ ] This PR modifies application confi
</think>

To implement this, you'll need to modify:


(No detailed commit information available)