Bump mypy from 1.8.0 to 1.9.0 in /semantic-conventions (#302)

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Liudmila Molkova <[email protected]>

Author: dependabot[bot]

semantic-conventions/dev-requirements.txt

@@ -1,5 +1,5 @@
 black==24.3.0
-mypy==1.8.0
+mypy==1.9.0
 pytest==8.1.1
 flake8==7.0.0
 pylint==3.1.0