trivial: Disable FreeBSD CI again
trivial: Disable FreeBSD CI again

It's failing again due to non-obvious linker errors outside of the
fwupd code.

```
/usr/sbin/dtrace -G  -o tclDTrace.o -s /usr/ports/lang/tcl86/work/tcl8.6.11/generic/tclDTrace.d regcomp.o regexec.o regfree.o regerror.o tclAlloc.o  tclAssembly.o tclAsync.o tclBasic.o tclBinary.o tclCkalloc.o  tclClock.o tclCmdAH.o tclCmdIL.o tclCmdMZ.o  tclCompCmds.o tclCompCmdsGR.o tclCompCmdsSZ.o tclCompExpr.o  tclCompile.o tclConfig.o tclDate.o tclDictObj.o tclDisassemble.o  tclEncoding.o tclEnsemble.o  tclEnv.o tclEvent.o tclExecute.o tclFCmd.o tclFileName.o tclGet.o  tclHash.o tclHistory.o tclIndexObj.o tclInterp.o tclIO.o tclIOCmd.o  tclIORChan.o tclIORTrans.o tclIOGT.o tclIOSock.o tclIOUtil.o  tclLink.o tclListObj.o  tclLiteral.o tclLoad.o tclMain.o tclNamesp.o tclNotify.o  tclObj.o tclOptimize.o tclPanic.o tclParse.o tclPathObj.o tclPipe.o  tclPkg.o tclPkgConfig.o tclPosixStr.o  tclPreserve.o tclProc.o tclRegexp.o  tclResolve.o tclResult.o tclScan.o tclStringObj.o  tclStrToD.o tclThread.o  tclThreadAlloc.o tclThreadJoin.o tclThreadStorage.o tclStubInit.o  tclTimer.o tclTrace.o tclUtf.o tclUtil.o tclVar.o tclZlib.o  tclTomMathInterface.o tclUnixChan.o tclUnixEvent.o tclUnixFCmd.o  tclUnixFile.o tclUnixPipe.o tclUnixSock.o  tclUnixTime.o tclUnixInit.o tclUnixThrd.o  tclUnixCompat.o tclUnixNotfy.o   tclOO.o tclOOBasic.o tclOOCall.o tclOODefineCmds.o tclOOInfo.o  tclOOMethod.o tclOOStubInit.o tclLoadDl.o
dtrace: failed to link script /usr/ports/lang/tcl86/work/tcl8.6.11/generic/tclDTrace.d: an error was encountered while processing tclDictObj.o
*** [tclDTrace.o] Error code 1
```

hughsie/fwupd,hughsie/fwupd,fwupd/fwupd,fwupd/fwupd,fwupd/fwupd,fwupd/fwupd,hughsie/fwupd,hughsie/fwupd