cleanup: remove unused datafile references and expand ignored patterns

- Deleted `<previouslyLoaded_Datafiles>` sections from PlotJuggler layouts to streamline configuration files.
- Added `.ipynb` files to the `pyproject.toml` ignore list for cleaner tooling.

pyproject.toml

@@ -227,6 +227,7 @@ exclude = [
   "teleoprtc/",
   "teleoprtc_repo/",
   "third_party/",
+  "**/*.ipynb",
 ]
 
 [tool.ty.rules]

tools/plotjuggler/layouts/analyzing-torque-angle-hkg.xml

@@ -155,13 +155,6 @@
   </plugin>
   <plugin ID="CSV Exporter"/>
  </Plugins>
- <!-- - - - - - - - - - - - - - - -->
- <previouslyLoaded_Datafiles>
-  <fileInfo filename="../tmpgh9xhmjb.rlog" prefix="">
-   <selected_datasources value=""/>
-  </fileInfo>
- </previouslyLoaded_Datafiles>
- <!-- - - - - - - - - - - - - - - -->
  <customMathEquations>
   <snippet name="Angle Staturation">
    <global></global>

tools/plotjuggler/layouts/hkg_angle_control.xml

@@ -51,13 +51,6 @@
   </plugin>
   <plugin ID="CSV Exporter"/>
  </Plugins>
- <!-- - - - - - - - - - - - - - - -->
- <previouslyLoaded_Datafiles>
-  <fileInfo prefix="" filename="../tmpa_e8kwpj.rlog">
-   <selected_datasources value=""/>
-  </fileInfo>
- </previouslyLoaded_Datafiles>
- <!-- - - - - - - - - - - - - - - -->
  <customMathEquations>
   <snippet name="zero">
    <global>min=0