CLSA-2026-1771408532 java-21-openjdk: Fix of 3 CVEs

Update to jdk-21.0.10+7 - CVE-2026-21945: fix possible DOS - CVE-2025-65018: fix libpng heap buffer overflow in pngimagefinishread when processing 16-bit interlaced PNGs with 8-bit output format - CVE-2025-64720: fix libpng out-of-bounds read in pngimagereadcomposite when processing palette...