Upgrade exiv2 and libjxl for AppImage

Upgrade exiv2 to v0.28.3.
Upgrade libjxl to 0.10.3.

.github/workflows/appimage.yml

@@ -52,7 +52,7 @@ jobs:
 
       - name: Install Exiv2
         run: |
-          EXIV2_VERSION='v0.28.1'
+          EXIV2_VERSION='v0.28.3'
           echo "Cloning Exiv2 $EXIV2_VERSION."
           git clone --depth 1 --branch "$EXIV2_VERSION" https://github.com/Exiv2/exiv2.git ext/exiv2
 

.github/workflows/codeql.yml

@@ -47,7 +47,7 @@ jobs:
         run: |
           echo "Downloading and installing libjxl..."
           VERSION_UBUNTU=22.04
-          VERSION_JXL=0.10.2
+          VERSION_JXL=0.10.3
           curl -Ss -qgb "" -fLC - --retry 3 --retry-delay 3 -o libjxl-debs.tar.gz \
             "https://github.com/libjxl/libjxl/releases/download/v${VERSION_JXL}/jxl-debs-amd64-ubuntu-${VERSION_UBUNTU}-v${VERSION_JXL}.tar.gz"
           tar xf libjxl-debs.tar.gz

tools/makedeb/PKGBUILD.libjxl

@@ -2,7 +2,7 @@
 
 _pkgname="libjxl"
 pkgname="$_pkgname"
-pkgver='0.10.2'
+pkgver='0.10.3'
 pkgrel='1'
 pkgdesc='JPEG XL image format reference implementation'
 url='https://github.com/libjxl/libjxl'