beagle_x15: symlink host cc to clang

This unbreaks the current build breakage; there's nothing too demanding
for clang in u-boot's host C code.

Also remove the unused g++ and gcc symlinks.

Bug: 147296060
Bug: 147325065
Test: lunch beagle_x15-userdebug && m
Change-Id: Ied7d219500ea9323064bf251c0ba648fe2e617a7
Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
diff --git a/hostcc/cc b/hostcc/cc
index 7dafafd..201b6f9 120000
--- a/hostcc/cc
+++ b/hostcc/cc
@@ -1 +1 @@
-../../../../prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.17-4.8/bin/x86_64-linux-gcc
\ No newline at end of file
+../../../../prebuilts/clang/host/linux-x86/clang-r370808/bin/clang.real
\ No newline at end of file
diff --git a/hostcc/g++ b/hostcc/g++
deleted file mode 120000
index 2fc5c54..0000000
--- a/hostcc/g++
+++ /dev/null
@@ -1 +0,0 @@
-../../../../prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.17-4.8/bin/x86_64-linux-g++
\ No newline at end of file
diff --git a/hostcc/gcc b/hostcc/gcc
deleted file mode 120000
index 7dafafd..0000000
--- a/hostcc/gcc
+++ /dev/null
@@ -1 +0,0 @@
-../../../../prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.17-4.8/bin/x86_64-linux-gcc
\ No newline at end of file