Update pdfium to 7789

Author: jerbob92

.github/workflows/pdfium-windows.pc

@@ -4,7 +4,7 @@ includedir=D:/opt/pdfium/include
 
 Name: PDFium
 Description: PDFium
-Version: 7323
+Version: 7789
 Requires:
 
 Libs: -L${libdir} -lpdfium

.github/workflows/pdfium.pc

@@ -4,7 +4,7 @@ includedir=/opt/pdfium/include
 
 Name: PDFium
 Description: PDFium
-Version: 7323
+Version: 7789
 Requires:
 
 Libs: -L${libdir} -lpdfium

.github/workflows/release.yml

@@ -6,7 +6,7 @@ on:
 
 env:
   GO_VERSION: "1.24"
-  PDFIUM_VERSION: "7323"
+  PDFIUM_VERSION: "7789"
 
 jobs:
   release-webassembly:

.github/workflows/tests.yml

@@ -12,7 +12,7 @@ on:
 
 env:
   GO_VERSION: "1.24"
-  PDFIUM_VERSION: "7323"
+  PDFIUM_VERSION: "7789"
 
 jobs:
   test-webassembly: