Remove tests for obsolete Oracle DB version

Author: cjbj

ext/oci8/package.xml

@@ -103,13 +103,9 @@ Oracle's standard cross-version connectivity applies.  For example, PHP OCI8 lin
     <file name="b47243_3.phpt" role="test" />
     <file name="bind_boolean_1.phpt" role="test" />
     <file name="bind_char_1.phpt" role="test" />
-    <file name="bind_char_1_11gR1.phpt" role="test" />
     <file name="bind_char_2.phpt" role="test" />
-    <file name="bind_char_2_11gR1.phpt" role="test" />
     <file name="bind_char_3.phpt" role="test" />
-    <file name="bind_char_3_11gR1.phpt" role="test" />
     <file name="bind_char_4.phpt" role="test" />
-    <file name="bind_char_4_11gR1.phpt" role="test" />
     <file name="bind_empty.phpt" role="test" />
     <file name="bind_long.phpt" role="test" />
     <file name="bind_long_raw.phpt" role="test" />
@@ -130,12 +126,9 @@ Oracle's standard cross-version connectivity applies.  For example, PHP OCI8 lin
     <file name="bind_unsupported_3.phpt" role="test" />
     <file name="bug26133.phpt" role="test" />
     <file name="bug27303_1.phpt" role="test" />
-    <file name="bug27303_1_11gR1.phpt" role="test" />
     <file name="bug27303_2.phpt" role="test" />
-    <file name="bug27303_2_11gR1.phpt" role="test" />
     <file name="bug27303_3.phpt" role="test" />
     <file name="bug27303_4.phpt" role="test" />
-    <file name="bug27303_4_11gR1.phpt" role="test" />
     <file name="bug32325.phpt" role="test" />
     <file name="bug35973.phpt" role="test" />
     <file name="bug36010.phpt" role="test" />