Opt3001 - fix compiler warnings #274
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This fixes those compiler warnings:
.pio/libdeps/dev/AskSinPP@src-7450ae7f58a620090c0bc55efd5e218c/sensors/Opt3001.h:139:53: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
if (error) DPRINT(F("config error opt3001: ")); DPRINTLN(error);
.pio/libdeps/dev/AskSinPP@src-7450ae7f58a620090c0bc55efd5e218c/sensors/Opt3001.h:87:17: warning: invalid conversion from 'int' to 'as::OPT3001_ERROR' [-fpermissive]
return (-10 * Wire.endTransmission());
~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~