eclair/build-tfa-*: "Parse" config vars in individual config build script

To avoid environment polution.

Signed-off-by: Paul Sokolovsky <paul.sokolovsky@linaro.org>
Change-Id: I4f46297fd7e4c9b199c4d2029823ab8cd0714871
diff --git a/eclair/build-tfa-multiple.sh b/eclair/build-tfa-multiple.sh
index 3c8d006..ee233a5 100755
--- a/eclair/build-tfa-multiple.sh
+++ b/eclair/build-tfa-multiple.sh
@@ -8,7 +8,6 @@
 
 for TF_CONFIG in ${TF_CONFIG_LIST}; do
     echo "============== ${TF_CONFIG} =============="
-    . tf-a-ci-scripts/eclair/analyze_common2.sh
     detachLicense 3000
     time tf-a-ci-scripts/eclair/build-tfa.sh ${TF_CONFIG}
 done
diff --git a/eclair/build-tfa.sh b/eclair/build-tfa.sh
index fd6193f..0a5a696 100755
--- a/eclair/build-tfa.sh
+++ b/eclair/build-tfa.sh
@@ -7,6 +7,8 @@
 
 set -ex
 
+. tf-a-ci-scripts/eclair/analyze_common2.sh
+
 env
 
 cd ${WORKSPACE}/trusted-firmware-a