Sanitize session name on IPC sender#87
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Sanitizes the session name in
IpcMessage::encode()before interpolating it into the colon-delimited wire format, preventing a name containing:from corrupting the exec/switch protocol. The receiver-sidesanitizeSessionNameinparse()is retained for cross-version robustness.Also adds a one-line comment above
setBlockMode(Cbc)inscrollencryptor.cppdocumenting the no-MAC choice as intentional given the device-lock key model.