Fix armclang fpu detection

Author: Oren Cohen

tools/toolchains/arm.py

@@ -554,7 +554,7 @@ def __init__(self, target, *args, **kwargs):
         self.SHEBANG += " -mcpu=%s" % cpu
 
         # FPU handling
-        if core == "Cortex-M4" or core == "Cortex-M7" or "core" == "Cortex-M33":
+        if core == "Cortex-M4" or core == "Cortex-M7" or core == "Cortex-M33":
             self.flags['common'].append("-mfpu=none")
         elif core == "Cortex-M4F":
             self.flags['common'].append("-mfpu=fpv4-sp-d16")