hg: panama/dev: minor punctuation fixes

[john.r.rose at oracle.com]

Changeset: 36247ea59613
Author:    jrose
Date:      2019-07-10 19:27 -0700
URL:       https://hg.openjdk.java.net/panama/dev/rev/36247ea59613

minor punctuation fixes

! src/jdk.incubator.vector/share/classes/jdk/incubator/vector/Vector.java
! src/jdk.incubator.vector/share/classes/jdk/incubator/vector/VectorShape.java
! src/jdk.incubator.vector/share/classes/jdk/incubator/vector/VectorSpecies.java
! src/jdk.incubator.vector/share/classes/jdk/incubator/vector/package-info.java