fix(ci): build the SDK types with the repo's own tsc (and pin the pantry action)

• 820e9cbeca ci: pin the pantry action, which moved and broke integration glennmichael123 review this step
• d9b920d83d fix(ci): build the SDK types with the repo's own tsc, not the one on PATH glennmichael123 review this step
• 2bf0191a85 fix(ci): build with the tsc craft declares, and move Zig to a build ziglang.org still serves glennmichael123 review this step