Update README.md

Remove spaces in the end of line.
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Marek Běl 2019-04-25 07:48:24 +02:00 committed by GitHub
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@ -52,7 +52,7 @@ _(after installation, the item is labeled as `"INSTALLED"` and can then be used
c. modify platform.txt to enable float printf support:
add "-Wl,-u,vfprintf -lprintf_flt -lm" to "compiler.c.elf.flags=" before existing flag "-Wl,--gc-sections"
example:
`"compiler.c.elf.flags=-w -Os -Wl,-u,vfprintf -lprintf_flt -lm -Wl,--gc-sections"`
`"compiler.c.elf.flags=-w -Os -Wl,-u,vfprintf -lprintf_flt -lm -Wl,--gc-sections"`
The file can be found in Arduino instalation directory, or after Arduino has been updated at:
"C:\Users\(user)\AppData\Local\Arduino15\packages\arduino\hardware\avr\(version)"
If you can locate the file in both places, file from user profile is probably used.