Fix build with Poppler 22.9.0.

Taken from upstream:

  https://gitlab.com/inkscape/inkscape/-/commit/fb00794923d19cfbb2ca4adca3ae8971553a06be

diff --git a/src/extension/internal/pdfinput/pdf-parser.cpp b/src/extension/internal/pdfinput/pdf-parser.cpp
index cca1e840966c7940a1af472025535042b07e3e0f..80d64c9b866d5d3dd095636a9a02571b89061af1 100644
--- a/src/extension/internal/pdfinput/pdf-parser.cpp
+++ b/src/extension/internal/pdfinput/pdf-parser.cpp
@@ -697,7 +697,11 @@ void PdfParser::opSetDash(Object args[], int /*numArgs*/)
       _POPPLER_FREE(obj);
     }
   }
+#if POPPLER_CHECK_VERSION(22, 9, 0)
+  state->setLineDash(std::vector<double> (dash, dash + length), args[1].getNum());
+#else
   state->setLineDash(dash, length, args[1].getNum());
+#endif
   builder->updateStyle(state);
 }
 
diff --git a/src/extension/internal/pdfinput/svg-builder.cpp b/src/extension/internal/pdfinput/svg-builder.cpp
index 12f71dd9214b95dbad6fdf7642a96cdd57f2c64a..9fc56fe63c2feee986ad1ff5018e679a0bacb665 100644
--- a/src/extension/internal/pdfinput/svg-builder.cpp
+++ b/src/extension/internal/pdfinput/svg-builder.cpp
@@ -389,10 +389,17 @@ void SvgBuilder::_setStrokeStyle(SPCSSAttr *css, GfxState *state) {
     sp_repr_css_set_property(css, "stroke-miterlimit", os_ml.str().c_str());
 
     // Line dash
-    double *dash_pattern;
     int dash_length;
     double dash_start;
+#if POPPLER_CHECK_VERSION(22, 9, 0)
+    const double *dash_pattern;
+    const std::vector<double> &dash = state->getLineDash(&dash_start);
+    dash_pattern = dash.data();
+    dash_length = dash.size();
+#else
+    double *dash_pattern;
     state->getLineDash(&dash_pattern, &dash_length, &dash_start);
+#endif
     if ( dash_length > 0 ) {
         Inkscape::CSSOStringStream os_array;
         for ( int i = 0 ; i < dash_length ; i++ ) {