build: bump panel from 1.5.5 to 1.6.0 (#1682)

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

Author: dependabot[bot]

doc/changelog.d/1682.dependencies.md

@@ -0,0 +1 @@
+bump panel from 1.5.5 to 1.6.0

pyproject.toml

@@ -93,7 +93,7 @@ doc = [
     "notebook==7.3.2",
     "numpydoc==1.8.0",
     "numpy==2.2.2",
-    "panel==1.5.5",
+    "panel==1.6.0",
     "Pint==0.24.4",
     "protobuf==5.29.3",
     "pyvista[jupyter]==0.44.2",