)

Why I did it
This PR is to fix issue aristanetworks/sonic-qual.msft#684
Cherry-pick sonic-net/sonic-buildimage#23327

Work item tracking
Microsoft ADO 33797172:

How I did it
Update bcm.config and remove SHARED_LIMIT_DYNAMIC: ALPHA_2.

How to verify it
The change is verified by running everflow test.

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#### Why I did it

##### Work item tracking
- Microsoft ADO **(number only)**:

#### How I did it

#### How to verify it

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image version on these two branches. For example, if the PR is requested
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results on master and 202012.
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#### Which release branch to backport (provide reason below if selected)

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- Please also provide a reason for the backporting below.
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- [x] 202006
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- [ ] 201811
- [ ] 201911
- [ ] 202006
- [ ] 202012
- [ ] 202106
- [ ] 202111
- [ ] 202205
- [ ] 202211

#### Tested branch (Please provide the tested image version)

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- [ ] <!-- image version 1 -->
- [ ] <!-- image version 2 -->

#### Description for the changelog
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pull request for inclusion in the changelog:
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#### Link to config_db schema for YANG module changes
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** Make sure all your commits include a signature generated with `git
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If this is a bug fix, make sure your description includes "fixes #xxxx",
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     "closes #xxxx" or "resolves #xxxx"

     Please provide the following information:
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#### Why I did it
This PR is to fix issue
aristanetworks/sonic-qual.msft#684
Cherry-pick sonic-net/sonic-buildimage#23327

##### Work item tracking
- Microsoft ADO **33797172**:

#### How I did it
Update bcm.config and remove `SHARED_LIMIT_DYNAMIC: ALPHA_2`.

#### How to verify it
The change is verified by running everflow test.

<!--
If PR needs to be backported, then the PR must be tested against the
base branch and the earliest backport release branch and provide tested
image version on these two branches. For example, if the PR is requested
for master, 202211 and 202012, then the requester needs to provide test
results on master and 202012.
-->

#### Which release branch to backport (provide reason below if selected)

<!--
- Note we only backport fixes to a release branch, *not* features!
- Please also provide a reason for the backporting below.
- e.g.
- [x] 202006
-->

- [ ] 202205
- [ ] 202211
- [ ] 202305
- [ ] 202311
- [ ] 202405
- [ ] 202411
- [ ] 202505

#### Tested branch (Please provide the tested image version)

<!--
- Please provide tested image version
- e.g.
- [x] 20201231.100
-->

- [x] 202503


#### Description for the changelog
<!--
Write a short (one line) summary that describes the changes in this
pull request for inclusion in the changelog:
-->

<!--
Ensure to add label/tag for the feature raised. example - PR#2174 under
sonic-utilities repo. where, Generic Config and Update feature has been
labelled as GCU.
-->
Remove SHARED_LIMIT_DYNAMIC for MC queue on TH5

#### Link to config_db schema for YANG module changes
<!--
Provide a link to config_db schema for the table for which YANG model
is defined
Link should point to correct section on
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-->
No config_db change.

#### A picture of a cute animal (not mandatory but encouraged)

Why I did it
This PR is to fix issue aristanetworks/sonic-qual.msft#684

Work item tracking
Microsoft ADO 33797172:

How I did it
Update bcm.config and remove SHARED_LIMIT_DYNAMIC: ALPHA_2.

How to verify it
The change is verified by running everflow test.

…-O128

PR:sonic-net#23327