Bump azure-mgmt-network from 29.0.0 to 30.0.0

Bumps [azure-mgmt-network](https://github.com/Azure/azure-sdk-for-python) from 29.0.0 to 30.0.0.
- [Release notes](https://github.com/Azure/azure-sdk-for-python/releases)
- [Changelog](https://github.com/Azure/azure-sdk-for-python/blob/main/doc/esrp_release.md)
- [Commits](Azure/azure-sdk-for-python@azure-mgmt-network_29.0.0...azure-mgmt-network_30.0.0)

---
updated-dependencies:
- dependency-name: azure-mgmt-network
  dependency-version: 30.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

requirements.txt

@@ -21,15 +21,14 @@ attrs==25.3.0
     # via
     #   jsonschema
     #   referencing
-azure-common==1.1.28
-    # via azure-mgmt-network
 azure-core==1.35.0
     # via
     #   azure-identity
     #   azure-kusto-data
     #   azure-mgmt-core
     #   azure-storage-blob
     #   azure-storage-queue
+    #   msrest
 azure-identity==1.24.0
     # via
     #   -r requirements.in
@@ -42,7 +41,7 @@ azure-kusto-ingest==5.0.5
     # via -r requirements.in
 azure-mgmt-core==1.6.0
     # via azure-mgmt-network
-azure-mgmt-network==29.0.0
+azure-mgmt-network==30.0.0
     # via -r requirements.in
 azure-storage-blob==12.23.0
     # via
@@ -59,7 +58,9 @@ black==25.1.0
 bracex==2.6
     # via wcmatch
 certifi==2025.8.3
-    # via requests
+    # via
+    #   msrest
+    #   requests
 cffi==2.0.0
     # via cryptography
 charset-normalizer==3.4.3
@@ -96,9 +97,9 @@ iniconfig==2.1.0
     # via pytest
 isodate==0.7.2
     # via
-    #   azure-mgmt-network
     #   azure-storage-blob
     #   azure-storage-queue
+    #   msrest
 isort==6.0.1
     # via pylint
 jinja2==3.1.6
@@ -130,12 +131,16 @@ msal==1.33.0
     #   msal-extensions
 msal-extensions==1.3.1
     # via azure-identity
+msrest==0.7.1
+    # via azure-mgmt-network
 mypy-extensions==1.1.0
     # via black
 numpy==2.2.6
     # via
     #   -r requirements.in
     #   pandas
+oauthlib==3.3.1
+    # via requests-oauthlib
 packaging==25.0
     # via
     #   ansible-compat
@@ -211,6 +216,10 @@ requests==2.32.5
     #   azure-core
     #   azure-kusto-data
     #   msal
+    #   msrest
+    #   requests-oauthlib
+requests-oauthlib==2.0.0
+    # via msrest
 resolvelib==1.0.1
     # via ansible-core
 rich==14.1.0