chore: bump pydantic from 1.10.14 to 2.6.2

Bumps [pydantic](https://github.com/pydantic/pydantic) from 1.10.14 to 2.6.2.
- [Release notes](https://github.com/pydantic/pydantic/releases)
- [Changelog](https://github.com/pydantic/pydantic/blob/main/HISTORY.md)
- [Commits](pydantic/pydantic@v1.10.14...v2.6.2)

---
updated-dependencies:
- dependency-name: pydantic
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.in

@@ -1,7 +1,7 @@
 jinja2
 juju==3.3.1.1
 ops
-pydantic<2.0
+pydantic<3.0
 pytest-interface-tester
 jsonschema
 cryptography

requirements.txt

@@ -4,6 +4,8 @@
 #
 #    pip-compile requirements.in
 #
+annotated-types==0.6.0
+    # via pydantic
 attrs==23.2.0
     # via
     #   jsonschema
@@ -81,10 +83,12 @@ pyasn1-modules==0.3.0
     # via google-auth
 pycparser==2.21
     # via cffi
-pydantic==1.10.14
+pydantic==2.6.2
     # via
     #   -r requirements.in
     #   pytest-interface-tester
+pydantic-core==2.16.3
+    # via pydantic
 pymacaroons==0.13.0
     # via macaroonbakery
 pynacl==1.5.0
@@ -141,6 +145,7 @@ typer==0.7.0
 typing-extensions==4.10.0
     # via
     #   pydantic
+    #   pydantic-core
     #   typing-inspect
 typing-inspect==0.9.0
     # via juju